| Present "forerun" | I | forerun | |
| Present Continuous "forerun" | I | am forerunning | |
| Simple past "forerun" | I | foreran | |
| Past Continuous "forerun" | I | was forerunning | |
| Present perfect "forerun" | I | have forerun | |
| Present perfect continuous "forerun" | I | have been forerunning | |
| Past perfect "forerun" | I | had forerun | |
| Past perfect continuous "forerun" | I | had been forerunning | |
| Future "forerun" | I | will forerun | |
| Future continuous "forerun" | I | will be forerunning | |
| Future perfect "forerun" | I | will have forerun | |
| Future perfect continuous "forerun" | I | will have been forerunning |