The possessive case of most singular nouns, whether common or proper, is formed by adding – ’s to the end. See the following examples: This is Mary and her dog. The dog is Mary’s pet; Mary is not the dog’s pet. This thick curtain is capable of shutting out the summer sun’s heat and light.

We use possessive adjectives with a noun to show that something belongs to somebody. My sister lives in Paris. Is that your bag under the chair? I don't know his brother. Her name is Jenna. This restaurant is famous for its pizza.

Examples of possessive in a Sentence Adjective If you marry him, he is only going to become even more jealous and possessive than he is now. The possessive form of “dog” is “dog's.” “His” and “her” are possessive pronouns. Noun “Your” and “yours” are possessives. The possessive of “it” is “its.”