chomp vs munch

chomp and munch both are nouns.

Word	Noun	Adjective	Verb	Adverb
chomp	Yes	No	Yes	No
munch	Yes	No	Yes	No

As nouns, munch is a hyponym of chomp; that is, munch is a word with a more specific, narrower meaning than chomp:

Other hyponyms of chomp include nibble, nip, pinch, peck.

chomp (noun)	munch (noun)
the act of gripping or chewing off with the teeth and jaws	a large bite

chomp (verb)	munch (verb)
chew noisily or vigorously	crush with the teeth, making a grinding sound