release vs loose

release is a noun but loose is not a noun.

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

As verbs, loose is a hyponym of release; that is, loose is a word with a more specific, narrower meaning than release:

As verbs, release and loose are synonyms defined as:

Other synonyms of release include free, liberate, unloose, unloosen.

release (noun)	loose (noun)
activity that frees or expresses creative energy or emotion
the act of liberating someone or something
the termination of someone's employment (leaving them free to depart)
the act of allowing a fluid to escape
a formal written statement of relinquishment
(music) the act or manner of terminating a musical phrase or tone
merchandise issued for sale or public showing (especially a record or film)
a device that when pressed will release part of a mechanism
an announcement distributed to members of the press in order to supplement or replace an oral presentation
a legal document evidencing the discharge of a debt or obligation
euphemistic expressions for death
a process that liberates or discharges something

release (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

release (verb)	loose (verb)
generate and separate from cells or bodily fluids	become loose or looser or less tight
eliminate (a substance)	make loose or looser
make (assets) available	turn loose or free from restraint
prepare and issue for public distribution or sale	grant freedom to; free from confinement
release, as from one's grip
let (something) fall or spill from a container
release (gas or energy) as a result of a chemical reaction or physical decomposition
part with a possession or right
grant freedom to; free from confinement
make (information) available for publication

release (adverb)	loose (adverb)
	without restraint