| unfreundlich | unfriendly unkind |
| Unfreundlichkeit | unfriendliness |
| freundlich | friendly cordial affable pleasant |
| Unfreundlichkeiten | unfriendliness |
| unergründlich | impenetrable deep fathomless inscrutable unfathomable unfathomably |
| urkundlich | documentary |
| unendlich | infinite |
| unredlich | bum dishonest |
| unermüdlich | indefatigable tireless |
| transfreundlich | trans-friendly |
| befremdlich | disconcerting disturbing |
| erfreulich | pleasant pleasing |
| gastfreundlich | hospitable |
| unerfreulich | unpleasant |
| entzündlich | incendiary |
| gründlich | thorough diligent |
| rundlich | roundish chubby plump dumpy |
| undeutlich | indistinct vague hazy |
| unhandlich | clumsy |
| feindlich | hostile adverse |