| unzulässig | deprecated |
| zulässig | admissible |
| unablässig | incessant unremitting |
| unzuverlässig | dodgy |
| unmäßig | immoderate |
| unzählig | countless innumerable numberless |
| Zulassung | admission approval permit registration |
| zulassen | tolerate allow keep closed |
| durchlässig | penetrable |
| lässig | laid-back casual careless easily really |
| undurchlässig | impenetrable |
| fahrlässig | careless negligent reckless |
| nachlässig | oblivious |
| zuverlässig | reliable dependable |
| ansässig | resident |
| unbotmäßig | insubordinate |
| übermäßig | excessive |
| nussig | nutty |
| unschlüssig | indecisive |
| dünnflüssig | light thin-bodied watery |