come out vs change form

come out and change form both are verbs.

Word	Noun	Adjective	Verb	Adverb
come out	No	No	Yes	No
change form	No	No	Yes	No

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

Other hypernyms of come out include change shape, deform.

come out (verb)	change form (verb)
appear or become visible; make a showing	assume a different shape or form
be issued or published
break out
come out of
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