| Answer | Crossword Clue |
|---|---|
| HARDENED | Made tougher |
| THANTHEREST | Springsteen "Tougher ..." |
| HARDEN | Make tougher |
| RARER | Tougher to locate |
| WIRIER | Leaner but tougher. |
| STEEPER | Tougher to climb |
| HEAVIER | Tougher to tote |
| RARER | Tougher to find |
| REST | Boss "Tougher Than the ..." |
| NAILS | Joe Diffie "Tougher Than ..." |
| TIGHTENYOURBELT | "Times are getting tougher . . ." |
| STERNER | Tougher, as a parent |
| THAN | Bruce "Tougher ... the Rest" |
| TIGHTENTHENOOSE | Make things tougher (on) |
| REST | What Bruce is "Tougher Than" |
| RUNFORYOURMONEY | Tougher competition than you thought |
