hoist vs headgear

hoist and headgear both are nouns.

Word	Noun	Adjective	Verb	Adverb
hoist	Yes	No	Yes	No
headgear	Yes	No	No	No

As nouns, headgear is a hyponym of hoist; that is, headgear is a word with a more specific, narrower meaning than hoist:

Other hyponyms of hoist include block and tackle, wheel and axle.

hoist (noun)	headgear (noun)
lifting device for raising heavy or cumbersome objects	clothing for the head
	stable gear consisting of any part of a harness that fits about the horse's head
	the hoist at the pithead of a mine

hoist (verb)	headgear (verb)
raise or haul up with or as if with mechanical help
raise by using ropes and pulleys
move from one place to another by lifting