hotshot vs champion

hotshot and champion both are nouns.

Word	Noun	Adjective	Verb	Adverb
hotshot	Yes	No	No	No
champion	Yes	Yes	Yes	No

As nouns, hotshot and champion are synonyms defined as:

Other synonyms of hotshot include ace, adept, genius, maven, mavin, sensation, star, superstar, virtuoso, whiz, whizz, wiz, wizard.

hotshot (noun)	champion (noun)
someone who is dazzlingly skilled in any field	someone who fights for a cause
	someone who has won first place in a competition
	a person who backs a politician or a team etc.
	someone who is dazzlingly skilled in any field

hotshot (adjective)	champion (adjective)
	holding first place in a contest

hotshot (verb)	champion (verb)
	protect or fight for as a champion