calming vs pacification

calming and pacification both are nouns.

Word	Noun	Adjective	Verb	Adverb
calming	Yes	No	No	No
pacification	Yes	No	No	No

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

calming: the act of appeasing (as by acceding to the demands of)
pacification: the act of appeasing someone or causing someone to be more favorably inclined

Other hyponyms of calming include mollification, conciliation, placation, propitiation.

calming (noun)	pacification (noun)
the act of appeasing (as by acceding to the demands of)	the act of appeasing someone or causing someone to be more favorably inclined
	actions taken by a government to defeat insurgency
	a treaty to cease hostilities