composure vs repose

composure and repose both are nouns.

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

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

Other hyponyms of composure include aplomb, assuredness, cool, poise, sang-froid, placidity, quiet, serenity, tranquility, tranquillity.

composure (noun)	repose (noun)
steadiness of mind under stress	freedom from activity (work or strain or responsibility)
	a disposition free from stress or emotion
	the absence of mental stress or anxiety

composure (verb)	repose (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