stage crew vs work party

stage crew and work party both are nouns.

Word	Noun	Adjective	Verb	Adverb
stage crew	Yes	No	No	No
work party	Yes	No	No	No

As nouns, work party is a hypernym of stage crew; that is, work party is a word with a broader meaning than stage crew:

stage crew: crew of workers who move scenery or handle properties in a theatrical production
work party: an organized group of workmen

Other hypernyms of stage crew include crew, gang.

stage crew (noun)	work party (noun)
crew of workers who move scenery or handle properties in a theatrical production	an organized group of workmen