brief vs apprise

brief is a noun but apprise is not a noun.

Word	Noun	Adjective	Verb	Adverb
brief	Yes	Yes	Yes	No
apprise	No	No	Yes	No

As verbs, apprise is a hypernym of brief; that is, apprise is a word with a broader meaning than brief:

Other hypernyms of brief include apprize, instruct.

brief (noun)	apprise (noun)
a condensed written summary or abstract
a document stating the facts and points of law of a client's case

brief (adjective)	apprise (adjective)
concise and succinct
(of clothing) very short
of short duration or distance

brief (verb)	apprise (verb)
give essential information to someone	increase the value of
	gain in value
	inform (somebody) of something
	make aware of