Strong's G5351 (Greek)

Greek: φθείρω (phtheírō)

Pronunciation: fthi'-ro

Derivation: probably strengthened from φθίω (phthíō) (to pine or waste)

Definition: properly, to shrivel or wither, i.e. to spoil (by any process) or (generally) to ruin (especially figuratively, by moral influences, to deprave)

KJV Renderings: corrupt (self), defile, destroy