The term 'struck down' can be summarized by four crossword solutions: SLAIN (5 letters), SMOTE (5 letters), SLEW (4 letters), and repealed (8 letters). SLAIN and SMOTE both refer to the act of killing or destroying something, while SLEW is a synonym for kill. Repealed is an antonym for enacted, meaning to revoke or cancel a law or decision. Together, these words allude to the idea of striking down, which can mean to kill, destroy, or repeal something.