repose vs quietness

repose and quietness both are nouns.

Word	Noun	Adjective	Verb	Adverb
repose	Yes	No	Yes	No
quietness	Yes	No	No	No

As nouns, quietness is a hypernym of repose; that is, quietness is a word with a broader meaning than repose:

Other hypernyms of repose include quietude, tranquility, tranquillity.

repose (noun)	quietness (noun)
freedom from activity (work or strain or responsibility)	the property of making no sound
a disposition free from stress or emotion	a state of peace and quiet
the absence of mental stress or anxiety

repose (verb)	quietness (verb)
put or confide something in a person or thing
lie when dead
put in a horizontal position
lean in a comfortable resting position
to put something (eg trust) in something
be inherent or innate in