gulp vs imbibe

gulp is a noun but imbibe is not a noun.

Word	Noun	Adjective	Verb	Adverb
gulp	Yes	No	Yes	No
imbibe	No	No	Yes	No

As verbs, imbibe is a hypernym of gulp; that is, imbibe is a word with a broader meaning than gulp:

Other hypernyms of gulp include drink.

gulp (noun)	imbibe (noun)
a large and hurried swallow
a spasmodic reflex of the throat made as if in swallowing

gulp (verb)	imbibe (verb)
utter or make a noise, as when swallowing too quickly	receive into the mind and retain
to swallow hurriedly or greedily or in one draught	take in liquids
	take (gas, light or heat) into a solution
	take in, also metaphorically