들썩이다

[들써기다]

1. move up and down; raise and lower
For something attached to something else to be raised and lowered repeatedly; to make it rise and lower repeatedly.

2. move up and down
For one's shoulders, hips, etc., to move up and down repeatedly; to make them move up and down repeatedly.

3. throb; thump; become restless
For one's heart to flutter out of excitement; to make one's heart flutter.

4. be in an uproar
To be noisy and keep moving in haste; to make something be in such a state.