Verb suck up has 3 senses
  1. absorb, suck, imbibe, soak up, sop up, suck up, draw, take in, take up - take in, also metaphorically; "The sponge absorbs water well"; "She drew strength from the minister's words"
    Sample sentence:
    Something ----s something
  2. cozy up, cotton up, shine up, play up, sidle up, suck up - ingratiate oneself to; often with insincere behavior; "She is playing up to the chairman"
    --2 is one way to ingratiate
    Sample sentence:
    Somebody ----s PP
  3. fawn, toady, truckle, bootlick, kowtow, kotow, suck up - try to gain favor by cringing or flattering; "He is always kowtowing to his boss"
    --3 is one way to flatter, blandish
    Sample sentence:
    Somebody ----s PP
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