cheer vs complain

cheer is a noun but complain is not a noun.

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

cheer (noun)	complain (noun)
the quality of being cheerful and dispelling gloom
a cry or shout of approval

cheer (verb)	complain (verb)
become cheerful	express complaints, discontent, displeasure, or unhappiness
spur on or encourage especially by cheers and shouts	make a formal accusation; bring a formal charge
show approval or good wishes by shouting
cause (somebody) to feel happier or more cheerful
give encouragement to