noun (n)

• a person who tries to please someone in order to gain a personal advantage(noun.person)

  Synonym:
  ass-kisser, lackey, sycophant, toady
  

  source: wordnet30
• a person who crawls or creeps along the ground(noun.person)

  Synonym:
  creeper
  

  source: wordnet30
• terrestrial worm that burrows into and helps aerate soil; often surfaces when the ground is cool or wet; used as bait by anglers(noun.animal)

  Synonym:
  angleworm, dew worm, earthworm, fishing worm, fishworm, nightcrawler, nightwalker, red worm, wiggler
  

  source: wordnet30
• One who, or that which, crawls; a creeper; a reptile.(noun)

  source: webster1913