| Rating | Solver | Clue |
|---|---|---|
| EBONY | Hard tropical wood | |
| SIDEROXYLON | A genus of tropical sapotaceous trees noted for their very hard wood; ironwood. | |
| OAK | Hard wood | |
| TEAN | Hard wood | |
| MAHOGANY | Hard wood | |
| ELM | Hard wood | |
| TEAK | Hard wood | |
| ASH | Hard pale wood | |
| ELMS | Sources of hard wood | |