киснути

Etymology 1
From.

Verb

 * 1)  to get wet, soaked

Etymology 2
From.

Verb

 * 1)  to become sour

Etymology
.

Verb

 * 1) to ferment, to sour
 * 2)  to laze, to idle, to stagnate
 * 3)  to be sad, to feel miserable, to sulk
 * 4)  to soak