take up vs suck up

take up and suck up both are verbs.

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

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

Other synonyms of take up include absorb, draw, imbibe, soak up, sop up, suck, take in.

take up (verb)	suck up (verb)
pursue or resume	try to gain favor by cringing or flattering
return to a previous location or condition	take in, also metaphorically
adopt	ingratiate oneself to; often with insincere behavior
take up as if with a sponge
take out or up with or as if with a scoop
accept
take in, also metaphorically
take up a liquid or a gas either by adsorption or by absorption
occupy or take on
take up and practice as one's own
begin work or acting in a certain capacity, office or job
turn one's interest to
take up time or space