| Answer | Crossword Clue |
|---|---|
| DNA | Evidence that's tough to overcome |
| INERTIA | Tough thing to overcome |
| KNIGHTBLINDNESS | Tough handicap to overcome in a joust? |
| TAPE | Evidence that's hard to refute |
| DNA | Evidence that's hard to disprove |
| BRONC | Mount that's tough to mount |
| SHAG | Rug that's tough to vacuum |
| RUBBERYDUCK | Fowl dish that's too tough to eat? |
