What Are Possessive Nouns?
www.grammarly.com › blog › possessive-nounsA possessive noun is a noun that possesses something—i.e., it has something. In most cases, a possessive noun is formed by adding an apostrophe +s to the noun, or if the noun is plural and already ends in s, only an apostrophe needs to be added. In the following sentence, boy’s is a possessive noun modifying pencil: The boy’s pencil snapped in half.