What part of speech is the word flood?

The word "flood" can be several parts of speech, depending on how it's used in a sentence:

* Noun: A large amount of water covering an area that is usually dry.

* Example: "The flood destroyed many homes."

* Verb: To cover an area with water.

* Example: "The river flooded the entire valley."

* Adjective: Describing something that is plentiful or excessive.

* Example: "He was overwhelmed by a flood of emotions."

Let me know if you'd like an example sentence for a specific part of speech!