chomp vs nibble

chomp and nibble both are nouns.

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

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

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

chomp (noun)	nibble (noun)
the act of gripping or chewing off with the teeth and jaws	gentle biting
	a small byte

chomp (verb)	nibble (verb)
chew noisily or vigorously	eat intermittently; take small bites of
	bite off very small pieces
	bite gently