come out vs give away

come out and give away both are verbs.

Word	Noun	Adjective	Verb	Adverb
come out	No	No	Yes	No
give away	No	No	Yes	No

As verbs, give away is a hypernym of come out; that is, give away is a word with a broader meaning than come out:

come out: to state openly and publicly one's homosexuality
give away: make known to the public information that was previously known only to a few people or that was meant to be kept a secret

Other hypernyms of come out include break, bring out, disclose, discover, divulge, expose, let on, let out, reveal, uncover, unwrap.

come out (verb)	give away (verb)
appear or become visible; make a showing	make known to the public information that was previously known only to a few people or that was meant to be kept a secret
be issued or published	give away information about somebody
break out	make a gift of
come out of	formally hand over to the bridegroom in marriage; of a bride by her father
take a place in a competition; often followed by an ordinal
be made known; be disclosed or revealed
to state openly and publicly one's homosexuality
bulge outward
make oneself visible; take action
drop out
result or end