| Zeitform | tense |
| Zeitwort | verb action word |
| Leidform | passive voice |
| Zeitnot | zeitnot running out of time |
| Zeitraum | period space |
| Zeitzone | time zone |
| zeitlos | classic timeless |
| Zweitor | quadripole |
| Leitwort | headword |
| Tatform | active |
| Leideform | passive voice |
| e-Form | e-form |
| Nennform | infinitive |
| Reform | reform |
| Uniform | uniform |
| uniform | uniform |
| Verbform | verb form |
| biform | biform |
| Zeidler | beekeeper |
| Zeiten | time |