lifting device vs hoist

lifting device and hoist both are nouns.

Word	Noun	Adjective	Verb	Adverb
lifting device	Yes	No	No	No
hoist	Yes	No	Yes	No

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

Other hyponyms of lifting device include crane, elevator, lift, winch, windlass.

lifting device (noun)	hoist (noun)
a device for lifting heavy loads	lifting device for raising heavy or cumbersome objects

lifting device (verb)	hoist (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