Is crew a noun verb adjective or a pronoun?

The Word 'crew' is a noun (crew, crews) and a verb(crew, crews, crewing, crewed).

The noun 'crew' is a Word for the group of people who operate a ship, airplane, or train; a group of people who work together at a specified job; a Word for a thing.

The verb 'crew' is to work as a member of a group who operate a ship, airplane, or train, or as a member of a group who work together at a specified job.