barrack vs root on

barrack is a noun but root on is not a noun.

Word	Noun	Adjective	Verb	Adverb
barrack	Yes	No	Yes	No
root on	No	No	Yes	No

As verbs, barrack and root on are synonyms defined as:

barrack and root on: spur on or encourage especially by cheers and shouts

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

barrack (noun)	root on (noun)
a building or group of buildings used to house military personnel

barrack (verb)	root on (verb)
laugh at with contempt and derision	spur on or encourage especially by cheers and shouts
spur on or encourage especially by cheers and shouts
lodge in barracks