The term 'Made Tougher' can be summarized by the crossword solution 'HARDENED, ' which is an 8-letter word. Hardening is a process that involves making something stronger and more durable, usually through the application of heat or pressure. This process is often used to make materials such as metals and plastics more resistant to wear and tear. In some cases, hardening can also refer to the process of making something more difficult or challenging.