quieten vs pacify

quieten and pacify both are verbs.

Word	Noun	Adjective	Verb	Adverb
quieten	No	No	Yes	No
pacify	No	No	Yes	No

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

Other hyponyms of quieten include lull, compose, appease, assuage, conciliate, gentle, gruntle, lenify, mollify, placate.

quieten (verb)	pacify (verb)
cause to be quiet or not talk	fight violence and try to establish peace in (a location)
make calm or still	cause to be more favorably inclined; gain the good will of
become quiet or quieter