"Inflectional" is a word in ENGLISH

The accidents, of inflections of words; the rudiments of grammar.

To give an acute sound to; as, he acutes his rising inflection too much.

Conformity of words to the genius, structure, or general rules of a language; similarity of origin, inflection, or principle of …

Having lost, or tending to lose, inflections by phonetic decay; as, anaptotic languages.

To cause to deviate from straightness; to bend; to inflect; to make crooked or curved.

One of the forms, or the inflections or changes of form, of a noun, pronoun, or adjective, which indicate its …

To inflect according to the degrees of comparison; to state positive, comparative, and superlative forms of; as, most adjectives of …

The modification, by inflection or otherwise, which the adjective and adverb undergo to denote degrees of quality or quantity; as, …

To inflect (a verb), or give in order the forms which it assumed in its several voices, moods, tenses, numbers, …

The act of conjugating a verb or giving in order its various parts and inflections.

Inflection of nouns, adjectives, etc., according to the grammatical cases.

The form of the inflection of a word declined by cases; as, the first or the second declension of nouns, …

Capable of being declined; admitting of declension or inflection; as, declinable parts of speech.

The act of inflecting a word; declension. See Decline, v. t., 4.

To inflect, or rehearse in order the changes of grammatical form of; as, to decline a noun or an adjective.

A deviation of the rays of light toward the surface of an opaque body; inflection; diffraction.

The act of freeing from inflections.

To free from inflections.

That part of grammar which relates to the changes in the form of the words in a language; inflection.

The variation of words by declension, comparison, or conjugation; inflection.