emancipation vs liberation

emancipation and liberation both are nouns.

Word	Noun	Adjective	Verb	Adverb
emancipation	Yes	No	No	No
liberation	Yes	No	No	No

As nouns, liberation is a hypernym of emancipation; that is, liberation is a word with a broader meaning than emancipation:

emancipation: freeing someone from the control of another; especially a parent's relinquishing authority and control over a minor child
liberation: the act of liberating someone or something

Other hypernyms of emancipation include freeing, release.

emancipation (noun)	liberation (noun)
freeing someone from the control of another; especially a parent's relinquishing authority and control over a minor child	the attempt to achieve equal rights or status
	the termination of someone's employment (leaving them free to depart)
	the act of liberating someone or something