spree vs gratify

spree is a noun but gratify is not a noun.

Word	Noun	Adjective	Verb	Adverb
spree	Yes	No	Yes	No
gratify	No	No	Yes	No

As verbs, gratify is a hypernym of spree; that is, gratify is a word with a broader meaning than spree:

spree: engage without restraint in an activity and indulge, as when shopping
gratify: yield (to); give satisfaction to

Other hypernyms of spree include indulge, pander.

spree (noun)	gratify (noun)
a brief indulgence of your impulses

spree (verb)	gratify (verb)
engage without restraint in an activity and indulge, as when shopping	yield (to); give satisfaction to
	make happy or satisfied