What part of speech is harbor?

"Harbor" can be a few different parts of speech depending on how it's used:

* Noun: A sheltered body of water where ships can anchor. *Example: "The ship sailed into the harbor."*

* Verb: To give shelter or protection to someone or something. *Example: "The family harbored the escaped prisoner."*

So, to determine the part of speech, you need to look at the context of how it's used in a sentence.