קָשַׁח‎ (qâshach|kaw-shakh'|verb|make hard)
[Heb] קָשַׁח‎ ETCBC: קשׁח‎ (verb|be hard) OSHL: s.du.aa TWOT: 2087 GK: H7998 Greek: σκληρύνω
Derivation: a primitive root;
Strong's: to be (causatively, make) unfeeling
KJV: harden.