unscrew vs loose

unscrew is not an adjective while loose is an adjective.

Word	Noun	Adjective	Verb	Adverb
unscrew	No	No	Yes	No
loose	No	Yes	Yes	Yes

As verbs, loose is a hypernym of unscrew; that is, loose is a word with a broader meaning than unscrew:

Other hypernyms of unscrew include loosen.

As verbs, loose is a hypernym of unscrew; that is, loose is a word with a broader meaning than unscrew:

Other hypernyms of unscrew include loosen.

unscrew (adjective)	loose (adjective)
	not tight; not closely constrained or constricted or constricting
	not compact or dense in structure or arrangement
	not affixed
	(of textures) full of small openings or gaps
	not literal
	lacking a sense of restraint or responsibility
	not tense or taut
	casual and unrestrained in sexual behavior
	emptying easily or excessively
	(of a ball in sport) not in the possession or control of any player
	not officially recognized or controlled
	not carefully arranged in a package
	having escaped, especially from confinement

unscrew (verb)	loose (verb)
loosen something by unscrewing it	become loose or looser or less tight
loosen by turning	make loose or looser
	turn loose or free from restraint
	grant freedom to; free from confinement

unscrew (adverb)	loose (adverb)
	without restraint