灭杀

灭杀	miè shā	to kill; to exterminate (pests, bacteria etc)
灭	miè	to extinguish or put out / to go out (of a fire etc) / to exterminate or wipe out / to drown
杀	shā	to kill; to slay; to murder; to attack / to weaken; to reduce / (dialect) to smart / (used after a verb) extremely