wad vs morsel

wad and morsel both are nouns.

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

As nouns, morsel is a hypernym of wad; that is, morsel is a word with a broader meaning than wad:

Other hypernyms of wad include bit, bite.

wad (noun)	morsel (noun)
a wad of something chewable as tobacco	a small amount of solid food; a mouthful
(often followed by `of') a large number or amount or extent	a small quantity of anything
a small mass of soft material

wad (verb)	morsel (verb)
crowd or pack to capacity
compress into a wad