| Rating | Solver | Clue |
|---|---|---|
| HARDER | More difficult | |
| COMPLICATE | Make more difficult | |
| DENSER | More difficult; more solid | |
| FIRMER | More difficult; more solid | |
| HARDEN | More difficult; more solid | |
| TRICKIER | Euchre round with one queen is more difficult | |
| THE | By that; by how much; by so much; on that account; -- used before comparatives; as, the longer we continue in sin, the more difficult it is to reform. | |