unchain vs liberate

unchain and liberate both are verbs.

Word	Noun	Adjective	Verb	Adverb
unchain	No	No	Yes	No
liberate	No	No	Yes	No

As verbs, liberate is a hypernym of unchain; that is, liberate is a word with a broader meaning than unchain:

Other hypernyms of unchain include free, loose, release, unloose, unloosen.

unchain (verb)	liberate (verb)
remove the chains from	release (gas or energy) as a result of a chemical reaction or physical decomposition
make free	grant freedom to
	give equal rights to; of women and minorities
	grant freedom to; free from confinement