Treat roughly is an expression that means to HANDLE someone or something in a rough, violent, or aggressive manner. The crossword solutions for this term are HANDLE (6 letters), MAUL (4 letters), MANHANDLE (9 letters), ABUSE (5 letters), ROUST (5 letters), TEARAT (6 letters), MISHANDLE (9 letters), and DEALHARSHLYWITH (15 letters). All of these words describe different ways of treating someone or something roughly, from physical violence to verbal ABUSE.