barrack vs pep up

barrack is a noun but pep up is not a noun.

Word	Noun	Adjective	Verb	Adverb
barrack	Yes	No	Yes	No
pep up	No	No	Yes	No

As verbs, barrack and pep up are synonyms defined as:

barrack and pep up: spur on or encourage especially by cheers and shouts

Other synonyms of barrack include cheer, exhort, inspire, root on, urge, urge on.

barrack (noun)	pep up (noun)
a building or group of buildings used to house military personnel

barrack (verb)	pep up (verb)
laugh at with contempt and derision	make more interesting or lively
spur on or encourage especially by cheers and shouts	spur on or encourage especially by cheers and shouts
lodge in barracks