elevate vs brevet

elevate is not a noun while brevet is a noun.

Word	Noun	Adjective	Verb	Adverb
elevate	No	No	Yes	No
brevet	Yes	No	Yes	No

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

Other hyponyms of elevate include tenure, bring up, spot promote, ennoble, entitle, gentle, favor, favour, prefer.

elevate (noun)	brevet (noun)
	a document entitling a commissioned officer to hold a higher rank temporarily (but without higher pay)

elevate (verb)	brevet (verb)
raise in rank or condition	promote somebody by brevet, in the military
raise from a lower to a higher position
give a promotion to or assign to a higher position