| Simple | Progressive | Perfect | Progressive |
| Present |
| I fatten |
| you fatten |
| he/she/it fattens |
| we fatten |
| you all fatten |
| they fatten |
|
| I am fattening |
| you are fattening |
| he/she/it is fattening |
| we are fattening |
| you all are fattening |
| they are fattening |
|
| I have fattened |
| you have fattened |
| he/she/it has fattened |
| we have fattened |
| you all have fattened |
| they have fattened |
|
| I have been fattening |
| you have been fattening |
| he/she/it has been fattening |
| we have been fattening |
| you all have been fattening |
| they have been fattening |
|
| Past |
| I fattened |
| you fattened |
| he/she/it fattened |
| we fattened |
| you all fattened |
| they fattened |
|
| I was fattening |
| you were fattening |
| he/she/it was fattening |
| we were fattening |
| you all were fattening |
| they were fattening |
|
| I had fattened |
| you had fattened |
| he/she/it had fattened |
| we had fattened |
| you all had fattened |
| they had fattened |
|
| I had been fattening |
| you had been fattening |
| he/she/it had been fattening |
| we had been fattening |
| you all had been fattening |
| they had been fattening |
|
| Future |
| I will fatten |
| you will fatten |
| he/she/it will fatten |
| we will fatten |
| you all will fatten |
| they will fatten |
|
| I will be fattening |
| you will be fattening |
| he/she/it will be fattening |
| we are fattening |
| you all will be fattening |
| they will be fattening |
|
| I will have fattened |
| you will have fattened |
| he/she/it will have fattened |
| we will have fattened |
| you all will have fattened |
| they will have fattened |
|
| I will have been fattening |
| you will have been fattening |
| he/she/it will have been fattening |
| we will have been fattening |
| you all will have been fattening |
| they will have been fattening |
|
