덜덜 + 떨다 / 떨리다 · 덜덜거리다
trembling, shaking (cold, fear)
Example
너무 추워서 온몸이 덜덜 떨렸어요.
It was so cold my whole body was shaking.
Word parts
Manner word (의태어) for shaking hard. Bright-vowel 달달 is a smaller tremble: 다리를 달달 떨다.
Good to know
덜덜거리다 is also used for an old machine or car rattling.
Related words