5351 phtheiro {fthi'-ro}
probably strengthened from phthio (to pine or waste);
TDNT - 9:93,1259; v
AV - corrupt 4, corrupt (one's) self 1, be corrupt 1, defile 1,
destroy 1; 8
1) to corrupt, to destroy
1a) in the opinion of the Jews, the temple was corrupted or
"destroyed" when anyone defiled or in the slightest degree damaged
anything in it, or if its guardians neglected their duties
1b) to lead away a Christian church from that state of knowledge
and holiness in which it ought to abide
1c) to be destroyed, to perish
1d) in an ethical sense, to corrupt, deprave