to corrupt

from διαβάλλω and φθείρω; to rot thoroughly, i.e. (by implication) to ruin (passively, decay utterly, figuratively, pervert):--corrupt, destroy, perish.

from κατά and φθείρω; to spoil entirely, i.e. (literally) to destroy; or (figuratively) to deprave; --corrupt, utterly perish.

a primitive root; to muddle, i.e. (figuratively and intransitive) to turn (morally) corrupt; become filthy.