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