salivate vs drool

salivate is not a noun while drool is a noun.

Word	Noun	Adjective	Verb	Adverb
salivate	No	No	Yes	No
drool	Yes	No	Yes	No

As verbs, drool is a hyponym of salivate; that is, drool is a word with a more specific, narrower meaning than salivate:

Other hyponyms of salivate include dribble, drivel, slabber, slaver, slobber.

As verbs, salivate and drool are synonyms defined as:

salivate and drool: be envious, desirous, eager for, or extremely happy about something

salivate (noun)	drool (noun)
	saliva spilling from the mouth
	pretentious or silly talk or writing

salivate (verb)	drool (verb)
produce saliva	let saliva drivel from the mouth
be envious, desirous, eager for, or extremely happy about something	be envious, desirous, eager for, or extremely happy about something