Strong's G2743 — καυτηριάζω (verb)
kauteriazo (kau-tay-ree-ad'-zo) v.
1. to brand ("cauterize")
2. (by implication) to render unsensitive (figuratively)
[from a derivative of G2545]
KJV: sear with a hot iron 
Root(s): G2545 
Hebrew root: καίω
Occurrences: 1