Strong's G2618 — κατακαίω (verb)
katakaio (kat-ak-ai'-o) v.
1. to burn down (to the ground), i.e. consume wholly
[from G2596 and G2545]
KJV: burn (up, utterly) 
Root(s): G2596, G2545 
Hebrew root: καίω
Occurrences: 12