cheering vs cheer

cheering and cheer both are nouns.

Word	Noun	Adjective	Verb	Adverb
cheering	Yes	Yes	No	No
cheer	Yes	No	Yes	No

cheering (noun)	cheer (noun)
encouragement in the form of cheers from spectators	the quality of being cheerful and dispelling gloom
	a cry or shout of approval

cheering (adjective)	cheer (adjective)
providing freedom from worry

cheering (verb)	cheer (verb)
	become cheerful
	spur on or encourage especially by cheers and shouts
	show approval or good wishes by shouting
	cause (somebody) to feel happier or more cheerful
	give encouragement to