wrig·gler /ˈrɪg(ə)lɚ/
  扭動者或物;諂媚者
  Wrig·gler n. One who, or that which, wriggles.
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  wriggler
       n 1: one who can't stay still (especially a child); "the toddler
            was a real wiggler on plane trips" [syn: wiggler, squirmer]
       2: larva of a mosquito [syn: wiggler]