cozy up vs suck up

cozy up and suck up both are verbs.

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

As verbs, cozy up and suck up are synonyms defined as:

cozy up and suck up: ingratiate oneself to; often with insincere behavior

Other synonyms of cozy up include cotton up, play up, shine up, sidle up.

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