| Obecny (Present) "undergird" | I | undergird | |
| Niniejszy seryjne (Present Continuous) "undergird" | I | am undergirding | |
| Czas przeszły (Simple past) "undergird" | I | undergirded | |
| Dotychczasowe seryjne (Past Continuous) "undergird" | I | was undergirding | |
| Present Perfect (Present perfect) "undergird" | I | have undergirded | |
| Niniejszy seryjne (Present perfect continuous) "undergird" | I | have been undergirding | |
| Past Perfect (Past perfect) "undergird" | I | had undergirded | |
| Dotychczasowe seryjne (Past perfect continuous) "undergird" | I | had been undergirding | |
| Przyszłość (Future) "undergird" | I | will undergird | |
| Przyszłe ciągły (Future continuous) "undergird" | I | will be undergirding | |
| Future Perfect (Future perfect) "undergird" | I | will have undergirded | |
| Przyszłe doskonałe ciągły (Future perfect continuous) "undergird" | I | will have been undergirding |