urge on vs root on

urge on and root on both are verbs.

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

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

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

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

urge on (verb)	root on (verb)
force or impel in an indicated direction	spur on or encourage especially by cheers and shouts
spur on or encourage especially by cheers and shouts