H7537 רקב - Strong's Hebrew Lexicon Number

רקב
râqab
raw-kab'
A primitive root; to decay (as by worm eating)

KJV Usage: rot.

Brown-Driver-Briggs' Hebrew Definitions

BDB8093

רקב

1. (Qal) to rot
Origin: a primitive root
TWOT: 2213
Parts of Speech: Verb

TBESH:

Proverbs 10:7	shall perish.
Isaiah 40:20	that will not rot;

H7538 רקב râqâb

רקב
râqâb
raw-kawb'
From H7537; decay (by caries)

KJV Usage: rottenness (thing).