chew vs champ

chew and champ both are nouns.

Word	Noun	Adjective	Verb	Adverb
chew	Yes	No	Yes	No
champ	Yes	No	Yes	No

As verbs, champ is a hyponym of chew; that is, champ is a word with a more specific, narrower meaning than chew:

Other hyponyms of chew include chomp, gum, mumble, chaw, crunch, munch, gnaw.

chew (noun)	champ (noun)
biting and grinding food in your mouth so it becomes soft enough to swallow	someone who has won first place in a competition
a wad of something chewable as tobacco

chew (verb)	champ (verb)
chew (food); to bite and grind with the teeth	chew noisily or vigorously
	chafe at the bit, like horses