liberation vs relief

liberation and relief both are nouns.

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

As nouns, relief is a hyponym of liberation; that is, relief is a word with a more specific, narrower meaning than liberation:

liberation (noun)	relief (noun)
the attempt to achieve equal rights or status	aid for the aged or indigent or handicapped
the termination of someone's employment (leaving them free to depart)	the act of reducing something unpleasant (as pain or annoyance)
the act of liberating someone or something	assistance in time of difficulty
	the act of freeing a city or town that has been besieged
	sculpture consisting of shapes carved on a surface so as to stand out from the surrounding background
	a change for the better
	the feeling that comes when something burdensome is removed or reduced
	someone who takes the place of another (as when things get dangerous or difficult)
	(law) redress awarded by a court
	the condition of being comfortable or relieved (especially after being relieved of distress)
	a pause for relaxation