bunch vs tuft

bunch and tuft both are nouns.

Word	Noun	Adjective	Verb	Adverb
bunch	Yes	No	Yes	No
tuft	Yes	No	No	No

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

Other hyponyms of bunch include knot, swad, tussock.

bunch (noun)	tuft (noun)
a grouping of a number of similar things	a bunch of feathers or hair
an informal body of friends	a bunch of hair or feathers or growing grass
any collection in its entirety

bunch (verb)	tuft (verb)
gather or cause to gather into a cluster
form into a bunch