a change in the form of a word (usually by adding a suffix) to indicate a change in its grammatical function

the word class that can serve as the subject or object of a verb, the object of a preposition, or in apposition

inflect for number, gender, case, etc.

the inflection of nouns, pronouns, adjectives, and articles to indicate feminine grammatical gender.

the inflection of nouns, pronouns, adjectives, and articles to indicate masculine grammatical gender.

the inflection of nouns, pronouns, adjectives, and articles to indicate neuter grammatical gender.

the word class that can serve as the subject or object of a verb, the object of a preposition, or in apposition