In linguistics, a subject pronoun is a personal pronoun that is used as the subject of a verb.
A possessive pronoun helps to show possession or ownership in a sentence.It refers back to a noun or noun phrase already used, replacing it to avoid repetition.
An object pronoun is a type of personal pronoun that is normally used as a grammatical object, either as the direct or indirect object of a verb, or as the object of a preposition. These pronouns always take the objective case, whether they are indirect object pronouns or direct object pronouns.
A possessive adjective is an adjective that is used to show ownership. It comes before a noun in the sentence and lets us know to whom the noun belongs. … Remember, possessive pronouns are used to replace the noun. Possessive adjectives are used to describe the noun.