No, the word "her" is not a noun. The word "her" is a pronoun.
The pronoun "her" is a personal pronoun, a word that takes the place of a noun for a specific person or thing.
The personal pronoun "her" takes the place of a singular noun for a female as the object of a verb or a preposition.
Example: I saw her go into the office. I opened the door for her.
The pronoun "her" is a possessive adjective, a word placed before a noun to describe a noun as belonging to a female.
Example: After entering the office, she removed her sunglasses.
The possessive pronoun form is hers, which takes the place of a noun that belongs to a female.
Example: The sunglasses on the counter must be hers.
A possessive noun is a noun that indicates something in the sentence belongs to that noun (used as an adjective modifying another noun, and telling you to whom or to what the modified noun belongs).
A noun shows possession by adding an apostrophe s ('s) to the end of the noun or adding just an apostrophe (') to the end of a plural noun that already ends with an s.
Example: I saw John's car in the library car lot.
The noun John is used as an adjective, telling you that the car you saw belongs to John.
No, he is not possessive. The possessive form would be his.
The possessive noun of Sam is Sam's.
The possessive noun for "diplomat" is "diplomat's." For example: The diplomat's speech was well-received.
No, "she's" stands for she is. The singular possessive noun for a female is her or hers.
The possessive form for the plural noun wives is wives'.
The possessive singular noun is explorer's. The possessive plural noun is explorers'.
The possessive form for the noun coyote is coyote's.
The possessive form of zoo is zoo's.
The possessive form for the noun preacher is preacher's.
The possessive form for the noun laboratory is laboratory's.
No, he is not possessive. The possessive form would be his.
The possessive form for the noun oxygen is oxygen's.
The possessive form is grandson's.
The possessive form is island's.
The possessive form for the noun coyote is coyote's.
The possessive noun of Sam is Sam's.
No, it is a singular possessive noun.