diff --git a/README.md b/README.md
index 996b13f5..9ec7e816 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,6 @@ This readme file is used mostly to document project dependencies and conventions
   - react-toastify
   - react-tabs
   - react-intl
-  - react-select
   - react-error-boundary
   - react-tooltip
   - react-zoom-pan-pinch
diff --git a/TODO.txt b/TODO.txt
index 7dd38da3..1f9e13a6 100644
--- a/TODO.txt
+++ b/TODO.txt
@@ -31,11 +31,9 @@ User profile:
 - Sitemap for better SEO and crawler optimization
 
 [Functionality - CANCELED]
-- User notifications on edit - consider spam prevention and change aggregation
 - Integrate socials and feedback
 - Content based search in Library
 - Private projects. Consider cooperative editing
-- OSS: synthesis table: auto substitution for diamond synthesis
 
 
 [Tech]
diff --git a/rsconcept/frontend/package-lock.json b/rsconcept/frontend/package-lock.json
index b8f9c894..bb4e5c24 100644
--- a/rsconcept/frontend/package-lock.json
+++ b/rsconcept/frontend/package-lock.json
@@ -34,7 +34,6 @@
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         "react-router": "^7.5.0",
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-        "react-select": "^5.10.1",
         "react-tabs": "^6.1.0",
         "react-toastify": "^11.0.5",
         "react-tooltip": "^5.28.1",
@@ -987,135 +986,6 @@
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+      "license": "MIT",
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@@ -4464,15 +4337,6 @@
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@@ -6175,16 +6049,6 @@
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-      "license": "BSD-3-Clause",
-      "dependencies": {
-        "@babel/runtime": "^7.5.5",
-        "dom-helpers": "^5.0.1",
-        "loose-envify": "^1.4.0",
-        "prop-types": "^15.6.2"
-      },
-      "peerDependencies": {
-        "react": ">=16.6.0",
-        "react-dom": ">=16.6.0"
-      }
-    },
     "node_modules/react-zoom-pan-pinch": {
       "version": "3.7.0",
       "resolved": "https://registry.npmjs.org/react-zoom-pan-pinch/-/react-zoom-pan-pinch-3.7.0.tgz",
@@ -11021,6 +10847,7 @@
       "version": "1.22.10",
       "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.22.10.tgz",
       "integrity": "sha512-NPRy+/ncIMeDlTAsuqwKIiferiawhefFJtkNSW0qZJEqMEb+qBt/77B/jGeeek+F0uOeN05CDa6HXbbIgtVX4w==",
+      "dev": true,
       "license": "MIT",
       "dependencies": {
         "is-core-module": "^2.16.0",
@@ -11064,6 +10891,7 @@
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-4.0.0.tgz",
       "integrity": "sha512-pb/MYmXstAkysRFx8piNI1tGFNQIFA3vkE3Gq4EuA1dF6gHp/+vgZqsCGJapvy8N3Q+4o7FwvquPJcnZ7RYy4g==",
+      "dev": true,
       "license": "MIT",
       "engines": {
         "node": ">=4"
@@ -11898,12 +11726,6 @@
         "node": "^14.17.0 || ^16.13.0 || >=18.0.0"
       }
     },
-    "node_modules/stylis": {
-      "version": "4.2.0",
-      "resolved": "https://registry.npmjs.org/stylis/-/stylis-4.2.0.tgz",
-      "integrity": "sha512-Orov6g6BB1sDfYgzWfTHDOxamtX1bE/zo104Dh9e6fqJ3PooipYyfJ0pUmrZO2wAvO8YbEyeFrkV91XTsGMSrw==",
-      "license": "MIT"
-    },
     "node_modules/supports-color": {
       "version": "7.2.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
@@ -11938,6 +11760,7 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/supports-preserve-symlinks-flag/-/supports-preserve-symlinks-flag-1.0.0.tgz",
       "integrity": "sha512-ot0WnXS9fgdkgIcePe6RHNk1WA8+muPa6cSjeR3V8K27q9BB1rTE3R1p7Hv0z1ZyAc8s6Vvv8DIyWf681MAt0w==",
+      "dev": true,
       "license": "MIT",
       "engines": {
         "node": ">= 0.4"
@@ -12935,20 +12758,6 @@
         "react": "*"
       }
     },
-    "node_modules/use-isomorphic-layout-effect": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/use-isomorphic-layout-effect/-/use-isomorphic-layout-effect-1.2.0.tgz",
-      "integrity": "sha512-q6ayo8DWoPZT0VdG4u3D3uxcgONP3Mevx2i2b0434cwWBoL+aelL1DzkXI6w3PhTZzUeR2kaVlZn70iCiseP6w==",
-      "license": "MIT",
-      "peerDependencies": {
-        "react": "^16.8.0 || ^17.0.0 || ^18.0.0 || ^19.0.0"
-      },
-      "peerDependenciesMeta": {
-        "@types/react": {
-          "optional": true
-        }
-      }
-    },
     "node_modules/use-sidecar": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/use-sidecar/-/use-sidecar-1.1.3.tgz",
diff --git a/rsconcept/frontend/package.json b/rsconcept/frontend/package.json
index f1fe922d..ee6d36d2 100644
--- a/rsconcept/frontend/package.json
+++ b/rsconcept/frontend/package.json
@@ -40,7 +40,6 @@
     "react-intl": "^7.1.10",
     "react-router": "^7.5.0",
     "react-scan": "^0.3.3",
-    "react-select": "^5.10.1",
     "react-tabs": "^6.1.0",
     "react-toastify": "^11.0.5",
     "react-tooltip": "^5.28.1",
diff --git a/rsconcept/frontend/src/components/input/index.tsx b/rsconcept/frontend/src/components/input/index.tsx
index c6e9d37f..e8374ebe 100644
--- a/rsconcept/frontend/src/components/input/index.tsx
+++ b/rsconcept/frontend/src/components/input/index.tsx
@@ -4,7 +4,6 @@ export { ErrorField } from './error-field';
 export { FileInput } from './file-input';
 export { Label } from './label';
 export { SearchBar } from './search-bar';
-export { SelectMulti, type SelectMultiProps } from './select-multi';
 export { SelectTree } from './select-tree';
 export { TextArea } from './text-area';
 export { TextInput } from './text-input';
diff --git a/rsconcept/frontend/src/components/input/select-multi.tsx b/rsconcept/frontend/src/components/input/select-multi.tsx
deleted file mode 100644
index 3ef4009d..00000000
--- a/rsconcept/frontend/src/components/input/select-multi.tsx
+++ /dev/null
@@ -1,128 +0,0 @@
-'use client';
-
-import Select, {
-  type ClearIndicatorProps,
-  components,
-  type DropdownIndicatorProps,
-  type GroupBase,
-  type Props,
-  type StylesConfig
-} from 'react-select';
-
-import { useWindowSize } from '@/hooks/use-window-size';
-import { APP_COLORS, SELECT_THEME } from '@/styling/colors';
-
-import { IconClose, IconDropArrow, IconDropArrowUp } from '../icons';
-
-function DropdownIndicator<Option, Group extends GroupBase<Option> = GroupBase<Option>>(
-  props: DropdownIndicatorProps<Option, true, Group>
-) {
-  return (
-    components.DropdownIndicator && (
-      <components.DropdownIndicator {...props}>
-        {props.selectProps.menuIsOpen ? <IconDropArrowUp size='1.25rem' /> : <IconDropArrow size='1.25rem' />}
-      </components.DropdownIndicator>
-    )
-  );
-}
-
-function ClearIndicator<Option, Group extends GroupBase<Option> = GroupBase<Option>>(
-  props: ClearIndicatorProps<Option, true, Group>
-) {
-  return (
-    components.ClearIndicator && (
-      <components.ClearIndicator {...props}>
-        <IconClose size='1.25rem' />
-      </components.ClearIndicator>
-    )
-  );
-}
-
-export interface SelectMultiProps<Option, Group extends GroupBase<Option> = GroupBase<Option>>
-  extends Omit<Props<Option, true, Group>, 'theme' | 'menuPortalTarget'> {
-  noPortal?: boolean;
-}
-
-/**
- * Displays a multi-select component.
- */
-export function SelectMulti<Option, Group extends GroupBase<Option> = GroupBase<Option>>({
-  noPortal,
-  ...restProps
-}: SelectMultiProps<Option, Group>) {
-  const size = useWindowSize();
-
-  const adjustedStyles: StylesConfig<Option, true, Group> = {
-    container: defaultStyles => ({
-      ...defaultStyles,
-      borderRadius: '0.25rem'
-    }),
-    control: (styles, { isDisabled }) => ({
-      ...styles,
-      borderRadius: '0.25rem',
-      cursor: isDisabled ? 'not-allowed' : 'pointer',
-      boxShadow: 'none'
-    }),
-    option: (styles, { isSelected }) => ({
-      ...styles,
-      padding: '0.25rem 0.75rem',
-      fontSize: '0.875rem',
-      lineHeight: '1.25rem',
-      backgroundColor: isSelected ? APP_COLORS.bgSelected : styles.backgroundColor,
-      color: isSelected ? APP_COLORS.fgSelected : styles.color,
-      borderWidth: '1px',
-      borderColor: APP_COLORS.border
-    }),
-    menuPortal: styles => ({
-      ...styles,
-      zIndex: 9999
-    }),
-    menuList: styles => ({
-      ...styles,
-      padding: 0
-    }),
-    input: styles => ({ ...styles }),
-    placeholder: styles => ({ ...styles }),
-    multiValue: styles => ({
-      ...styles,
-      borderRadius: '0.5rem',
-      backgroundColor: APP_COLORS.bgSelected
-    }),
-    dropdownIndicator: base => ({
-      ...base,
-      paddingTop: 0,
-      paddingBottom: 0
-    }),
-    clearIndicator: base => ({
-      ...base,
-      paddingTop: 0,
-      paddingBottom: 0
-    })
-  };
-
-  return (
-    <Select
-      isMulti
-      noOptionsMessage={() => 'Список пуст'}
-      components={{ DropdownIndicator, ClearIndicator }}
-      theme={theme => ({
-        ...theme,
-        borderRadius: 0,
-        spacing: {
-          ...theme.spacing,
-          baseUnit: size.isSmall ? 2 : 4,
-          menuGutter: size.isSmall ? 4 : 8,
-          controlHeight: size.isSmall ? 28 : 38
-        },
-        colors: {
-          ...theme.colors,
-          ...SELECT_THEME
-        }
-      })}
-      menuPortalTarget={!noPortal ? document.body : null}
-      styles={adjustedStyles}
-      classNames={{ container: () => 'focus-frame' }}
-      {...restProps}
-    />
-  );
-}
diff --git a/rsconcept/frontend/src/components/ui/combo-multi.tsx b/rsconcept/frontend/src/components/ui/combo-multi.tsx
new file mode 100644
index 00000000..1aa332e6
--- /dev/null
+++ b/rsconcept/frontend/src/components/ui/combo-multi.tsx
@@ -0,0 +1,150 @@
+'use client';
+
+import { useEffect, useRef, useState } from 'react';
+import clsx from 'clsx';
+import { ChevronDownIcon } from 'lucide-react';
+
+import { IconRemove } from '../icons';
+import { type Styling } from '../props';
+import { cn } from '../utils';
+
+import { Command, CommandEmpty, CommandGroup, CommandInput, CommandItem, CommandList } from './command';
+import { Popover, PopoverContent, PopoverTrigger } from './popover';
+
+interface ComboMultiProps<Option> extends Styling {
+  id?: string;
+  items?: Option[];
+  value: Option[];
+  onChange: (newValue: Option[]) => void;
+
+  idFunc: (item: Option) => string;
+  labelValueFunc: (item: Option) => string;
+  labelOptionFunc: (item: Option) => string;
+
+  placeholder?: string;
+  noSearch?: boolean;
+}
+
+/**
+ * Displays a combo-box component with multiple selection.
+ */
+export function ComboMulti<Option>({
+  id,
+  items,
+  value,
+  onChange,
+  labelValueFunc,
+  labelOptionFunc,
+  idFunc,
+  placeholder,
+  className,
+  style,
+  noSearch
+}: ComboMultiProps<Option>) {
+  const [open, setOpen] = useState(false);
+  const [popoverWidth, setPopoverWidth] = useState<number | undefined>(undefined);
+  const triggerRef = useRef<HTMLButtonElement>(null);
+
+  useEffect(() => {
+    if (triggerRef.current) {
+      setPopoverWidth(triggerRef.current.offsetWidth);
+    }
+  }, [open]);
+
+  function handleAddValue(newValue: Option) {
+    if (value.includes(newValue)) {
+      handleRemoveValue(newValue);
+    } else {
+      onChange([...value, newValue]);
+      setOpen(false);
+    }
+  }
+
+  function handleRemoveValue(delValue: Option) {
+    onChange(value.filter(v => v !== delValue));
+    setOpen(false);
+  }
+
+  function handleClear(event: React.MouseEvent<SVGElement>) {
+    event.stopPropagation();
+    onChange([]);
+    setOpen(false);
+  }
+
+  return (
+    <Popover open={open} onOpenChange={setOpen}>
+      <PopoverTrigger asChild>
+        <button
+          id={id}
+          ref={triggerRef}
+          role='combobox'
+          aria-expanded={open}
+          className={cn(
+            'relative h-9',
+            'flex gap-2 px-3 py-2 items-center justify-between',
+            'bg-input disabled:opacity-50',
+            'cursor-pointer disabled:cursor-auto',
+            'whitespace-nowrap',
+            'focus-outline border',
+            "[&_svg:not([class*='size-'])]:size-4 shrink-0 [&_svg]:shrink-0",
+            open && 'cursor-auto',
+            !value && 'text-muted-foreground',
+            className
+          )}
+          style={style}
+        >
+          <div className='flex flex-wrap items-center'>
+            {value.length === 0 ? <div className='text-muted-foreground'>{placeholder}</div> : null}
+            {value.map(item => (
+              <div
+                key={idFunc(item)}
+                className={clsx('m-1', 'flex px-1 items-center', 'border rounded-lg', 'bg-accent', 'text-sm')}
+              >
+                {labelValueFunc(item)}
+                <IconRemove
+                  tabIndex={-1}
+                  size='1rem'
+                  className='text-muted-foreground hover:text-destructive'
+                  onClick={event => {
+                    event.stopPropagation();
+                    handleRemoveValue(item);
+                  }}
+                />
+              </div>
+            ))}
+          </div>
+
+          <ChevronDownIcon className={cn('text-muted-foreground', !!value && 'opacity-0')} />
+          {!!value ? (
+            <IconRemove
+              tabIndex={-1}
+              size='1rem'
+              className='absolute pointer-events-auto right-3 text-muted-foreground hover:text-destructive'
+              onClick={handleClear}
+            />
+          ) : null}
+        </button>
+      </PopoverTrigger>
+      <PopoverContent sideOffset={-1} className='p-0' style={{ width: popoverWidth }}>
+        <Command>
+          {!noSearch ? <CommandInput placeholder='Поиск...' className='h-9' /> : null}
+          <CommandList>
+            <CommandEmpty>Список пуст</CommandEmpty>
+            <CommandGroup>
+              {items?.map(item => (
+                <CommandItem
+                  key={idFunc(item)}
+                  value={labelOptionFunc(item)}
+                  onSelect={() => handleAddValue(item)}
+                  className={cn(value === item && 'bg-selected text-selected-foreground')}
+                >
+                  {labelOptionFunc(item)}
+                </CommandItem>
+              ))}
+            </CommandGroup>
+          </CommandList>
+        </Command>
+      </PopoverContent>
+    </Popover>
+  );
+}
diff --git a/rsconcept/frontend/src/features/rsform/components/select-multi-grammeme.tsx b/rsconcept/frontend/src/features/rsform/components/select-multi-grammeme.tsx
index 4a680eb9..8cd76079 100644
--- a/rsconcept/frontend/src/features/rsform/components/select-multi-grammeme.tsx
+++ b/rsconcept/frontend/src/features/rsform/components/select-multi-grammeme.tsx
@@ -1,27 +1,30 @@
-import { SelectMulti, type SelectMultiProps } from '@/components/input';
 import { type Styling } from '@/components/props';
+import { ComboMulti } from '@/components/ui/combo-multi';
 
-import { Grammeme, type IGrammemeOption } from '../models/language';
-import { getCompatibleGrams, grammemeCompare, supportedGrammeOptions } from '../models/language-api';
+import { labelGrammeme } from '../labels';
+import { type Grammeme, supportedGrammemes } from '../models/language';
+import { getCompatibleGrams } from '../models/language-api';
 
-interface SelectMultiGrammemeProps extends Omit<SelectMultiProps<IGrammemeOption>, 'value' | 'onChange'>, Styling {
-  value: IGrammemeOption[];
-  onChange: (newValue: IGrammemeOption[]) => void;
+interface SelectMultiGrammemeProps extends Styling {
+  id?: string;
+  value: Grammeme[];
+  onChange: (newValue: Grammeme[]) => void;
   placeholder?: string;
 }
 
 export function SelectMultiGrammeme({ value, onChange, ...restProps }: SelectMultiGrammemeProps) {
-  const compatible = getCompatibleGrams(
-    value.filter(data => Object.values(Grammeme).includes(data.value)).map(data => data.value)
-  );
-  const options = supportedGrammeOptions.filter(({ value }) => compatible.includes(value));
+  const compatible = getCompatibleGrams(value);
+  const items: Grammeme[] = [...supportedGrammemes.filter(gram => compatible.includes(gram))];
 
   return (
-    <SelectMulti
-      options={options}
+    <ComboMulti
+      noSearch
+      items={items}
       value={value}
-      isSearchable={false}
-      onChange={newValue => onChange([...newValue].sort((left, right) => grammemeCompare(left.value, right.value)))}
+      onChange={onChange}
+      idFunc={gram => gram}
+      labelOptionFunc={gram => labelGrammeme(gram)}
+      labelValueFunc={gram => labelGrammeme(gram)}
       {...restProps}
     />
   );
diff --git a/rsconcept/frontend/src/features/rsform/components/select-word-form.tsx b/rsconcept/frontend/src/features/rsform/components/select-word-form.tsx
index 955adb06..4e33a1d2 100644
--- a/rsconcept/frontend/src/features/rsform/components/select-word-form.tsx
+++ b/rsconcept/frontend/src/features/rsform/components/select-word-form.tsx
@@ -5,8 +5,7 @@ import clsx from 'clsx';
 import { type Styling } from '@/components/props';
 import { prefixes } from '@/utils/constants';
 
-import { Grammeme, type IGrammemeOption } from '../models/language';
-import { supportedGrammeOptions } from '../models/language-api';
+import { Grammeme, supportedGrammemes } from '../models/language';
 
 import { WordformButton } from './wordform-button';
 
@@ -30,13 +29,13 @@ const DefaultWordForms = [
 ] as const;
 
 interface SelectWordFormProps extends Styling {
-  value: IGrammemeOption[];
-  onChange: React.Dispatch<React.SetStateAction<IGrammemeOption[]>>;
+  value: Grammeme[];
+  onChange: React.Dispatch<React.SetStateAction<Grammeme[]>>;
 }
 
 export function SelectWordForm({ value, onChange, className, ...restProps }: SelectWordFormProps) {
   function handleSelect(grams: Grammeme[]) {
-    onChange(supportedGrammeOptions.filter(({ value }) => grams.includes(value)));
+    onChange(supportedGrammemes.filter(value => grams.includes(value)));
   }
 
   return (
@@ -47,7 +46,7 @@ export function SelectWordForm({ value, onChange, className, ...restProps }: Sel
           text={data.text}
           example={data.example}
           grams={data.grams}
-          isSelected={data.grams.every(gram => value.find(item => item.value === gram))}
+          isSelected={data.grams.every(gram => value.find(item => item === gram))}
           onSelectGrams={handleSelect}
         />
       ))}
diff --git a/rsconcept/frontend/src/features/rsform/dialogs/dlg-edit-reference/dlg-edit-reference.tsx b/rsconcept/frontend/src/features/rsform/dialogs/dlg-edit-reference/dlg-edit-reference.tsx
index 60067ebc..f88bc6a4 100644
--- a/rsconcept/frontend/src/features/rsform/dialogs/dlg-edit-reference/dlg-edit-reference.tsx
+++ b/rsconcept/frontend/src/features/rsform/dialogs/dlg-edit-reference/dlg-edit-reference.tsx
@@ -12,13 +12,14 @@ import { TabLabel, TabList, TabPanel, Tabs } from '@/components/tabs';
 import { useDialogsStore } from '@/stores/dialogs';
 
 import { labelReferenceType } from '../../labels';
-import { type IReference, ReferenceType, schemaGrammemeOption, schemaReferenceType } from '../../models/language';
 import {
-  parseEntityReference,
-  parseGrammemes,
-  parseSyntacticReference,
-  supportedGrammeOptions
-} from '../../models/language-api';
+  type IReference,
+  ReferenceType,
+  schemaGrammeme,
+  schemaReferenceType,
+  supportedGrammemes
+} from '../../models/language';
+import { parseEntityReference, parseGrammemes, parseSyntacticReference } from '../../models/language-api';
 import { type IRSForm } from '../../models/rsform';
 
 import { TabEntityReference } from './tab-entity-reference';
@@ -37,7 +38,7 @@ const schemaEditReferenceState = z
     type: schemaReferenceType,
     entity: z.strictObject({
       entity: z.string(),
-      grams: z.array(schemaGrammemeOption)
+      grams: z.array(schemaGrammeme)
     }),
     syntactic: z.strictObject({ offset: z.coerce.number(), nominal: z.string() })
   })
@@ -82,7 +83,7 @@ export function DlgEditReference() {
         type: data.type,
         data: {
           entity: data.entity.entity,
-          form: data.entity.grams.map(gram => gram.value).join(',')
+          form: data.entity.grams.join(',')
         }
       });
     } else {
@@ -138,7 +139,7 @@ function initEntityReference(initial: IReferenceInputState) {
   } else {
     const ref = parseEntityReference(initial.refRaw);
     const grams = parseGrammemes(ref.form);
-    const supported = supportedGrammeOptions.filter(data => grams.includes(data.value));
+    const supported = supportedGrammemes.filter(data => grams.includes(data));
     return {
       entity: ref.entity,
       grams: supported
diff --git a/rsconcept/frontend/src/features/rsform/dialogs/dlg-edit-reference/tab-entity-reference.tsx b/rsconcept/frontend/src/features/rsform/dialogs/dlg-edit-reference/tab-entity-reference.tsx
index 5bac2267..14d30f9c 100644
--- a/rsconcept/frontend/src/features/rsform/dialogs/dlg-edit-reference/tab-entity-reference.tsx
+++ b/rsconcept/frontend/src/features/rsform/dialogs/dlg-edit-reference/tab-entity-reference.tsx
@@ -77,7 +77,6 @@ export function TabEntityReference() {
               id='dlg_reference_grammemes'
               placeholder='Выберите граммемы'
               className='grow'
-              menuPlacement='top'
               value={field.value}
               onChange={field.onChange}
             />
diff --git a/rsconcept/frontend/src/features/rsform/dialogs/dlg-edit-word-forms/dlg-edit-word-forms.tsx b/rsconcept/frontend/src/features/rsform/dialogs/dlg-edit-word-forms/dlg-edit-word-forms.tsx
index 42d76dce..dde4f1ef 100644
--- a/rsconcept/frontend/src/features/rsform/dialogs/dlg-edit-word-forms/dlg-edit-word-forms.tsx
+++ b/rsconcept/frontend/src/features/rsform/dialogs/dlg-edit-word-forms/dlg-edit-word-forms.tsx
@@ -17,8 +17,8 @@ import { useIsProcessingCctext } from '../../backend/cctext/use-is-processing-cc
 import { useParseText } from '../../backend/cctext/use-parse-text';
 import { useCstUpdate } from '../../backend/use-cst-update';
 import { SelectMultiGrammeme } from '../../components/select-multi-grammeme';
-import { type IGrammemeOption, type IWordForm, supportedGrammemes } from '../../models/language';
-import { parseGrammemes, supportedGrammeOptions, wordFormEquals } from '../../models/language-api';
+import { type Grammeme, type IWordForm, supportedGrammemes } from '../../models/language';
+import { parseGrammemes, wordFormEquals } from '../../models/language-api';
 import { type IConstituenta } from '../../models/rsform';
 
 import { TableWordForms } from './table-word-forms';
@@ -38,7 +38,7 @@ export function DlgEditWordForms() {
   const { generateLexeme } = useGenerateLexeme();
 
   const [inputText, setInputText] = useState(target.term_resolved);
-  const [inputGrams, setInputGrams] = useState<IGrammemeOption[]>([]);
+  const [inputGrams, setInputGrams] = useState<Grammeme[]>([]);
 
   const [forms, setForms] = useState<IWordForm[]>(
     target.term_forms.map(term => ({
@@ -65,27 +65,27 @@ export function DlgEditWordForms() {
   function handleAddForm() {
     const newForm: IWordForm = {
       text: inputText,
-      grams: inputGrams.map(item => item.value)
+      grams: inputGrams
     };
     setForms(forms => [newForm, ...forms.filter(value => !wordFormEquals(value, newForm))]);
   }
 
   function handleSelectForm(form: IWordForm) {
     setInputText(form.text);
-    setInputGrams(supportedGrammeOptions.filter(gram => form.grams.find(test => test === gram.value)));
+    setInputGrams(supportedGrammemes.filter(gram => form.grams.find(test => test === gram)));
   }
 
   function handleInflect() {
     void inflectText({
       text: target.term_resolved,
-      grams: inputGrams.map(gram => gram.value).join(',')
+      grams: inputGrams.join(',')
     }).then(response => setInputText(response.result));
   }
 
   function handleParse() {
     void parseText({ text: inputText }).then(response => {
       const grams = parseGrammemes(response.result);
-      setInputGrams(supportedGrammeOptions.filter(gram => grams.find(test => test === gram.value)));
+      setInputGrams(supportedGrammemes.filter(gram => grams.find(test => test === gram)));
     });
   }
 
@@ -159,7 +159,7 @@ export function DlgEditWordForms() {
         </div>
         <SelectMultiGrammeme
           placeholder='Выберите граммемы'
-          className='min-w-60 h-fit'
+          className='w-60 h-fit'
           value={inputGrams}
           onChange={setInputGrams}
         />
diff --git a/rsconcept/frontend/src/features/rsform/models/language-api.ts b/rsconcept/frontend/src/features/rsform/models/language-api.ts
index e9968580..c29fbabe 100644
--- a/rsconcept/frontend/src/features/rsform/models/language-api.ts
+++ b/rsconcept/frontend/src/features/rsform/models/language-api.ts
@@ -2,19 +2,15 @@
  * Module: Natural language model API.
  */
 
-import { labelGrammeme } from '../labels';
-
 import {
   Grammeme,
   GrammemeGroups,
   type IEntityReference,
-  type IGrammemeOption,
   type IReference,
   type ISyntacticReference,
   type IWordForm,
   NounGrams,
   ReferenceType,
-  supportedGrammemes,
   VerbGrams
 } from './language';
 
@@ -122,14 +118,6 @@ export function parseSyntacticReference(text: string): ISyntacticReference {
   };
 }
 
-/**
- * Represents options for {@link Grammeme} selector.
- */
-export const supportedGrammeOptions: IGrammemeOption[] = supportedGrammemes.map(gram => ({
-  value: gram,
-  label: labelGrammeme(gram)
-}));
-
 /**
  * Transforms {@link IReference} to string representation.
  */
diff --git a/rsconcept/frontend/src/features/rsform/models/language.ts b/rsconcept/frontend/src/features/rsform/models/language.ts
index 5d061925..2d463266 100644
--- a/rsconcept/frontend/src/features/rsform/models/language.ts
+++ b/rsconcept/frontend/src/features/rsform/models/language.ts
@@ -230,13 +230,6 @@ export const supportedGrammemes = [
   Grammeme.accs, Grammeme.ablt, Grammeme.loct,
 ] as const;
 
-export const schemaGrammemeOption = z.strictObject({
-  value: schemaGrammeme,
-  label: z.string()
-});
-
-export type IGrammemeOption = z.infer<typeof schemaGrammemeOption>;
-
 // ====== Reference resolution =====
 
 /** Represents text reference type. */
diff --git a/rsconcept/frontend/src/styling/colors.ts b/rsconcept/frontend/src/styling/colors.ts
index 081cb278..c209f64d 100644
--- a/rsconcept/frontend/src/styling/colors.ts
+++ b/rsconcept/frontend/src/styling/colors.ts
@@ -19,7 +19,7 @@ export const APP_COLORS = {
 
   fgDefault:          'var(--clr-prim-999)',
   fgSelected:         'var(--clr-prim-999)', 
-  fgDisabled:         'var(--clr-prim-800)',
+  fgMuted:            'var(--clr-prim-600)',
   fgWarning:          'var(--clr-warn-600)',
 
   bgRed:              'var(--acc-bg-red)',
@@ -40,26 +40,3 @@ export const APP_COLORS = {
   fgTeal:             'var(--acc-fg-teal)',
   fgOrange:           'var(--acc-fg-orange)'
 }
-
-/** Represents Select component theme. */
-export const SELECT_THEME = {
-  primary: APP_COLORS.bgPrimary,
-  primary75: APP_COLORS.bgSelected,
-  primary50: APP_COLORS.bgHover,
-  primary25: APP_COLORS.bgHover,
-
-  danger: APP_COLORS.fgWarning,
-  dangerLight: APP_COLORS.bgWarning,
-
-  neutral0: APP_COLORS.bgInput,
-  neutral5: APP_COLORS.bgDefault,
-  neutral10: APP_COLORS.border,
-  neutral20: APP_COLORS.border,
-  neutral30: APP_COLORS.border,
-  neutral40: APP_COLORS.fgDisabled,
-  neutral50: APP_COLORS.fgDisabled, // placeholder
-  neutral60: APP_COLORS.fgDefault,
-  neutral70: APP_COLORS.fgWarning,
-  neutral80: APP_COLORS.fgDefault,
-  neutral90: APP_COLORS.fgWarning
-};