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