inchworm

/ˈɪntʃˌwɜrm/
noun
  1. A small caterpillar that moves by bringing its rear end forward in a looping motion, also called a measuring worm or looper.
    • My daughter found an inchworm on the sidewalk and watched it move.
    • Inchworms are often green or brown and blend in with tree branches.
    • The inchworm inched its way across the leaf.
Synonyms
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