whizz vs champion

whizz and champion both are nouns.

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

As nouns, whizz and champion are synonyms defined as:

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

whizz (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

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

whizz (verb)	champion (verb)
move along very quickly	protect or fight for as a champion
make a soft swishing sound