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