wad vs chew

wad and chew both are nouns.

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

As nouns, wad and chew are synonyms defined as:

Other synonyms of wad include chaw, cud, plug, quid.

wad (noun)	chew (noun)
a wad of something chewable as tobacco	biting and grinding food in your mouth so it becomes soft enough to swallow
(often followed by `of') a large number or amount or extent	a wad of something chewable as tobacco
a small mass of soft material

wad (verb)	chew (verb)
crowd or pack to capacity	chew (food); to bite and grind with the teeth
compress into a wad