Strong's #444: 'alach (pronounced aw-lakh')

a primitive root; to muddle, i.e. (figuratively and intransitive) to turn (morally) corrupt:--become filthy.

Brown-Driver-Briggs Hebrew Lexicon:

'âlach

1) (Niphal) to be corrupt morally, tainted

Part of Speech: verb

Relation: a primitive root

Usage:

This word is used 3 times:

 

Job 15:16: "How much more abominable and filthy is man, which drinketh iniquity like water?"
Psalms 14:3: "They are all gone aside, become filthy: there is none that doeth good, no,"
Psalms 53:3: "Every one of them is gone back: become filthy; there is none that doeth good, no,"