| Part of speech | adjective |
|---|
| Dutch | duivels; duivelachtig; diabolisch |
|---|---|
| English | devilish; diabolical |
| Esperanto | diabla |
| German | teuflisch; diabolisch; Teufels‐ |
| Italian | diabolico |
| Papiamento | diabóliko |
| Portuguese | diabólico |
| Saterland Frisian | düüwelsk |
| West Frisian | duvelsk |