| Simple | Progressive | Perfect | Progressive |
| Present |
| I swelter |
| you swelter |
| he/she/it swelters |
| we swelter |
| you all swelter |
| they swelter |
|
| I am sweltering |
| you are sweltering |
| he/she/it is sweltering |
| we are sweltering |
| you all are sweltering |
| they are sweltering |
|
| I have sweltered |
| you have sweltered |
| he/she/it has sweltered |
| we have sweltered |
| you all have sweltered |
| they have sweltered |
|
| I have been sweltering |
| you have been sweltering |
| he/she/it has been sweltering |
| we have been sweltering |
| you all have been sweltering |
| they have been sweltering |
|
| Past |
| I sweltered |
| you sweltered |
| he/she/it sweltered |
| we sweltered |
| you all sweltered |
| they sweltered |
|
| I was sweltering |
| you were sweltering |
| he/she/it was sweltering |
| we were sweltering |
| you all were sweltering |
| they were sweltering |
|
| I had sweltered |
| you had sweltered |
| he/she/it had sweltered |
| we had sweltered |
| you all had sweltered |
| they had sweltered |
|
| I had been sweltering |
| you had been sweltering |
| he/she/it had been sweltering |
| we had been sweltering |
| you all had been sweltering |
| they had been sweltering |
|
| Future |
| I will swelter |
| you will swelter |
| he/she/it will swelter |
| we will swelter |
| you all will swelter |
| they will swelter |
|
| I will be sweltering |
| you will be sweltering |
| he/she/it will be sweltering |
| we are sweltering |
| you all will be sweltering |
| they will be sweltering |
|
| I will have sweltered |
| you will have sweltered |
| he/she/it will have sweltered |
| we will have sweltered |
| you all will have sweltered |
| they will have sweltered |
|
| I will have been sweltering |
| you will have been sweltering |
| he/she/it will have been sweltering |
| we will have been sweltering |
| you all will have been sweltering |
| they will have been sweltering |
|
