| Präsens (Present) "ferment" | I | ferment | |
| Präsens Verlaufsform (Present continuous) "ferment" | I | am fermenting | |
| Präteritum (Simple past) "ferment" | I | fermented | |
| Perfekt Verlaufsform (Past Continuous) "ferment" | I | was fermenting | |
| Present Perfect (Präsens) "ferment" | I | have fermented | |
| Present Continuous (Futur) "ferment" | I | have been fermenting | |
| Plusquamperfekt (Past perfect) "ferment" | I | had fermented | |
| Plusquamperfekt Verlaufsform (Past perfect continuous) "ferment" | I | had been fermenting | |
| Futur I (Future) "ferment" | I | will ferment | |
| Futur I Verlaufsform (Future continuous) "ferment" | I | will be fermenting | |
| Futur II (Future perfect) "ferment" | I | will have fermented | |
| Futur II Verlaufsform (Future perfect continuous) "ferment" | I | will have been fermenting |