ingratiate vs suck up

ingratiate and suck up both are verbs.

Word	Noun	Adjective	Verb	Adverb
ingratiate	No	No	Yes	No
suck up	No	No	Yes	No

As verbs, suck up is a hyponym of ingratiate; that is, suck up is a word with a more specific, narrower meaning than ingratiate:

Other hyponyms of ingratiate include cotton up, cozy up, play up, shine up, sidle up.

ingratiate (verb)	suck up (verb)
gain favor with somebody by deliberate efforts	try to gain favor by cringing or flattering
	take in, also metaphorically
	ingratiate oneself to; often with insincere behavior