What part of speech is the word any?

The word "any" can be a few different parts of speech, depending on its use in a sentence. Here are the most common:

* Determiner: This is the most common use of "any". It modifies a noun, indicating an unspecified quantity or number.

* Example: "Do you have *any* questions?"

* Pronoun: "Any" can also act as a pronoun, replacing a noun.

* Example: "I don't need *any*."

* Adjective: "Any" can function as an adjective modifying a noun.

* Example: "We didn't see *any* students."

The specific part of speech will be determined by its role in the sentence.