liberate vs manumit

liberate and manumit both are verbs.

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

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

Other hyponyms of liberate include affranchise, enfranchise, emancipate, decolonise, decolonize.

liberate (verb)	manumit (verb)
release (gas or energy) as a result of a chemical reaction or physical decomposition	free from slavery or servitude
grant freedom to
give equal rights to; of women and minorities
grant freedom to; free from confinement