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