cut back vs disbud

cut back and disbud both are verbs.

Word	Noun	Adjective	Verb	Adverb
cut back	No	No	Yes	No
disbud	No	No	Yes	No

As verbs, disbud is a hyponym of cut back; that is, disbud is a word with a more specific, narrower meaning than cut back:

Other hyponyms of cut back include shear, poll, pollard, pinch, top.

cut back (verb)	disbud (verb)
place restrictions on	destroy undeveloped horn buds (of cattle)
cut down on; make a reduction in	thin out buds to improve the quality of the remaining flowers
cultivate, tend, and cut back the growth of
return in time