assassin
candidate fielded by a political party to oust an incumbent of the same party
刺客が闇夜に紛れて忍び寄った。
The assassin crept in under cover of darkness.
王は刺客の凶刃に倒れた。
The king fell to the assassin's blade.
刺客を差し向けた黒幕が暴かれた。
The mastermind who sent the assassin was exposed.