| SG | PL | |
| 1 | iactō | iactāmus (rule) |
| 2 | iactās (rule) | iactātis (rule) |
| 3 | iactat (rule) | iactānt (rule) |
| SG | PL | |
| 1 | iactābō (rule) | iactābimus (rule) |
| 2 | iactābis (rule) | iactābitis (rule) |
| 3 | iactābit (rule) | iactābunt (rule) |
| SG | PL | |
| 2 | iactā (rule) | ? (rule) |
| 3 | ? (rule) | ? (rule) |
| SG | PL | |
| 1 | iactēm (rule) | iactēmus (rule) |
| 2 | iactes (rule) | iactētis (rule) |
| 3 | iactet (rule) | iactēnt (rule) |
| Form | |
| Infinitive | iactāre (rule) |
| Participle | iactāns (rule) |
| Past Participle | iactātus (rule) |