morsel vs chew

morsel and chew both are nouns.

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

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

Other hyponyms of morsel include chaw, cud, plug, quid, wad, crumb, sop, sops.

morsel (noun)	chew (noun)
a small amount of solid food; a mouthful	biting and grinding food in your mouth so it becomes soft enough to swallow
a small quantity of anything	a wad of something chewable as tobacco

morsel (verb)	chew (verb)
	chew (food); to bite and grind with the teeth