| Rating | Solver | Clue |
|---|---|---|
| UNCHASTE | Impure | |
| ADULTERATING | Making impure | |
| TAINTING | Making impure | |
| ADULTERATE | Make impure | |
| BAVIN | Impure limestone. | |
| UNCLEAN | Morally impure. | |
| YELLOW CAKE | Impure uranium oxide | |
| YELLOWCAKE | Impure uranium oxide | |
| CONTAMINATE | Make something impure | |
| ADULTERATION | Making something impure | |
| UNPURE | Not pure; impure. | |
| POMPHOLYX | Impure zinc oxide. | |
| HALVANS | Impure ore; dirty ore. | |
| PROFANE | Unclean; impure; polluted; unholy. | |
| IMPURELY | In an impure manner. | |
| WHORE | To worship false and impure gods. | |
| POLLUTED | Defiled; made unclean or impure; debauched. | |
| CORINTHIAN | Debauched in character or practice; impure. | |
| UMPIRE | Sporting arbiter can be seen as impure | |
| MUDDY | Consisting of mud or earth; gross; impure. | |
| OSTEOLITE | A massive impure apatite, or calcium phosphate. | |
| IMPURENESS | The quality or condition of being impure; impurity. | |
| IMPURE | Unchaste; lewd; unclean; obscene; as, impure language or ideas. | |
| MISY | An impure yellow sulphate of iron; yellow copperas or copiapite. | |
| DROSSY | Of, pertaining to, resembling, dross; full of dross; impure; worthless. | |