Nouns

(n)murder, slaying, executionunlawful premeditated killing of a human being by a human being

Verbs

(v)murder, slay, hit, dispatch, bump off, off, polish off, removekill intentionally and with premeditation“The mafia boss ordered his enemies murdered”
(v)mangle, mutilate, murderalter so as to make unrecognizable“The tourists murdered the French language”