scourge, flagellum -- (a whip used to inflict punishment (often used for pedantic humor))
bane, curse, scourge, nemesis -- (something causing misery or death; "the bane of my life")
terror, scourge, threat -- (a person who inspires fear or dread; "he was the terror of the neighborhood")
Overview of verb scourge
The verb scourge has 3 senses
scourge -- (punish severely; excoriate)
flagellate, scourge -- (whip; "The religious fanatics flagellated themselves")
lay waste to, waste, devastate, desolate, ravage, scourge -- (cause extensive destruction or ruin utterly; "The enemy lay waste to the countryside after the invasion")