Nouns

(n)wiggler, wriggler, squirmerone who can't stay still (especially a child)“the toddler was a real wiggler on plane trips”
(n)wiggler, wrigglerlarva of a mosquito
(n)earthworm, angleworm, fishworm, fishing worm, wiggler, nightwalker, nightcrawler, crawler, dew worm, red wormterrestrial worm that burrows into and helps aerate soil; often surfaces when the ground is cool or wet; used as bait by anglers