suck up vs blot

suck up is not a noun while blot is a noun.

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

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

Other hyponyms of suck up include mop, mop up, wipe up, sponge up.

suck up (noun)	blot (noun)
	an act that brings discredit to the person who does it
	a blemish made by dirt

suck up (verb)	blot (verb)
try to gain favor by cringing or flattering	dry (ink) with blotting paper
take in, also metaphorically	make a spot or mark onto
ingratiate oneself to; often with insincere behavior