| Présent (Present) "decay" | I | decay | |
| Présent continu (Present Continuous) "decay" | I | am decaying | |
| Passé (Simple past) "decay" | I | decayed | |
| Passé antérieur (Past Continuous) "decay" | I | was decaying | |
| Présent parfait (Present perfect) "decay" | I | have decayed | |
| Continu Présent (Present perfect continuous) "decay" | I | have been decaying | |
| Imparfait (Past perfect) "decay" | I | had decayed | |
| Plus-que-parfait (Past perfect continuous) "decay" | I | had been decaying | |
| Futur simple (Future) "decay" | I | will decay | |
| Futur (Future continuous) "decay" | I | will be decaying | |
| Futur antérieur (Future perfect) "decay" | I | will have decayed | |
| Futur antérieur continu (Future perfect continuous) "decay" | I | will have been decaying |