pronoun

A pronoun is used in place of a noun.

Nominative case: I, We, He, She, They and Who

(It comes before the verb as the subject of the sentence.)

Objective case: Me, Us, Him, Her, Them and Whom

(It comes after the verb)

Possessive case: My, Our, His, Her, Their and Whose

Reflexive case: Myself, Ourselves, Himself, Herself and Themselves.