let go vs bring out

let go and bring out both are verbs.

Word	Noun	Adjective	Verb	Adverb
let go	No	No	Yes	No
bring out	No	No	Yes	No

As verbs, bring out is a hyponym of let go; that is, bring out is a word with a more specific, narrower meaning than let go:

let go (verb)	bring out (verb)
release, as from one's grip	direct attention to, as if by means of contrast
be relaxed	prepare and issue for public distribution or sale
	bring before the public for the first time, as of an actor, song, etc.
	make known to the public information that was previously known only to a few people or that was meant to be kept a secret
	bring out of a specific state
	take out of a container or enclosed space
	encourage to be less reserved
	make manifest
	bring onto the market or release