peace vs amity

peace and amity both are nouns.

Word	Noun	Adjective	Verb	Adverb
peace	Yes	No	No	No
amity	Yes	No	No	No

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

Other hyponyms of peace include armistice, cease-fire, truce, conciliation, collective security, Pax Romana.

peace (noun)	amity (noun)
a treaty to cease hostilities	a cordial disposition
the absence of mental stress or anxiety	a state of friendship and cordiality
the state prevailing during the absence of war
harmonious relations; freedom from disputes
the general security of public places