| SG | PL | |
| 1 | fidō | fidimus (rule) |
| 2 | fidis (rule) | fiditis (rule) |
| 3 | fidit (rule) | fidunt (rule) |
| SG | PL | |
| 1 | ? (rule) | fidēmus (rule) |
| 2 | fidēs (rule) | fidētis (rule) |
| 3 | fidet (rule) | fident (rule) |
| SG | PL | |
| 2 | fide (rule) | ? (rule) |
| 3 | ? (rule) | ? (rule) |
| SG | PL | |
| 1 | fidām (rule) | fidāmus (rule) |
| 2 | fidās (rule) | fidātis (rule) |
| 3 | fidat (rule) | fidānt (rule) |
| Form | |
| Infinitive | fidere (rule) |
| Participle | fidens (rule) |
| Past Participle | fidetus (rule) |