| Presente (Present) "muddle" | I | muddle | |
| Presente continuo (Present Continuous) "muddle" | I | am muddling | |
| Pasado simple (Simple past) "muddle" | I | muddled | |
| Pasado continuo (Past Continuous) "muddle" | I | was muddling | |
| Presente perfecto (Present perfect) "muddle" | I | have muddled | |
| Presente perfecto continuo (Present perfect continuous) "muddle" | I | have been muddling | |
| Pasado perfecto (Past perfect) "muddle" | I | had muddled | |
| Pasado perfecto continuo (Past perfect continuous) "muddle" | I | had been muddling | |
| Futuro (Future) "muddle" | I | will muddle | |
| Futuro continuo (Future continuous) "muddle" | I | will be muddling | |
| Futuro perfecto (Future perfect) "muddle" | I | will have muddled | |
| Futuro perfecto continuo (Future perfect continuous) "muddle" | I | will have been muddling |