| Presente (Present) "darken" | I | darken | |
| Presente Progressivo (Present Continuous) "darken" | I | am darkening | |
| Passato semplice (Simple past) "darken" | I | darkened | |
| Past Continuous (Past Continuous) "darken" | I | was darkening | |
| Regalo perfetto (Present perfect) "darken" | I | have darkened | |
| Trapassato prossimo (Present perfect continuous) "darken" | I | have been darkening | |
| Passato perfetto (Past perfect) "darken" | I | had darkened | |
| Trapassato remoto (Past perfect continuous) "darken" | I | had been darkening | |
| Futuro (Future) "darken" | I | will darken | |
| Trapassato remoto (Future continuous) "darken" | I | will be darkening | |
| Futuro perfetto (Future perfect) "darken" | I | will have darkened | |
| Congiuntivo (Future perfect continuous) "darken" | I | will have been darkening |