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