động

Etymology 1
.

Noun

 * 1) cave, cavern

Usage notes

 * There seems to be little consistency on which between or động would be used in cave names (for examples, hang, but động ). In some cases, both can be seen used. In translation of foreign cave names, hang seems to be universally used and not động.

Etymology 2
.

Verb

 * 1)  to move
 * 2) to (slightly) touch

Adjective

 * 1)  rough; turbulent