quiet vs assuage

quiet is a noun but assuage is not a noun.

Word	Noun	Adjective	Verb	Adverb
quiet	Yes	Yes	Yes	Yes
assuage	No	No	Yes	No

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

Other hyponyms of quiet include lull, compose, appease, conciliate, gentle, gruntle, lenify, mollify, pacify, placate.

quiet (noun)	assuage (noun)
a disposition free from stress or emotion
the absence of sound
a period of calm weather
an untroubled state; free from disturbances

quiet (adjective)	assuage (adjective)
free of noise or uproar; or making little if any sound
characterized by an absence or near absence of agitation or activity
(of the sun) characterized by a low level of surface phenomena, such as sunspots
(of a body of water) free from disturbance by heavy waves
in a softened tone
not showy or obtrusive

quiet (verb)	assuage (verb)
make calm or still	provide physical relief, as from pain
become quiet or quieter	satisfy (thirst)
	cause to be more favorably inclined; gain the good will of

quiet (adverb)	assuage (adverb)
with little or no activity or no agitation (`quiet' is a nonstandard variant for `quietly')