| Present Simple - Presente (Present) "fatigue" | I | fatigue | |
| Presente Contínuo (Present Continuous) (Present Continuous) "fatigue" | I | am fatiguing | |
| Tempo passado (Simple past) "fatigue" | I | fatigued | |
| Passado Contínuo (Past Continuous) "fatigue" | I | was fatiguing | |
| Present Perfect (Present perfect) "fatigue" | I | have fatigued | |
| Perfeito Presente Contínuo (Present Perfect Continuous) "fatigue" | I | have been fatiguing | |
| Past Perfect (Present perfect) "fatigue" | I | had fatigued | |
| Perfeito presente contínuo (Past perfect continuous) "fatigue" | I | had been fatiguing | |
| O futuro (Future) "fatigue" | I | will fatigue | |
| Futuro do Pretérito (Future Continuous) "fatigue" | I | will be fatiguing | |
| Futuro (Future perfect) "fatigue" | I | will have fatigued | |
| Perfeito Futuro do Pretérito (Future perfect continuous) "fatigue" | I | will have been fatiguing |