game warden vs gamekeeper

game warden and gamekeeper both are nouns.

Word	Noun	Adjective	Verb	Adverb
game warden	Yes	No	No	No
gamekeeper	Yes	No	No	No

As nouns, game warden and gamekeeper are synonyms defined as:

game warden and gamekeeper: a person employed to take care of game and wildlife

game warden (noun)	gamekeeper (noun)
a person employed to take care of game and wildlife	a person employed to take care of game and wildlife