- sinuate, sinuous, wiggly - curved or curving in and out; "wiggly lines"
Antonym: straight (indirect, via curved)
- squirming, twisting, wiggling, wiggly, wriggling, wriggly, writhing - having a twisting or snake-like or worm-like motion; "squirming boys"; "wiggly worms"; "writhing snakes"
Antonyms: nonmoving, unmoving (indirect, via moving)