| Simple | Progressive | Perfect | Progressive |
| Present |
| I deepen |
| you deepen |
| he/she/it deepens |
| we deepen |
| you all deepen |
| they deepen |
|
| I am deepening |
| you are deepening |
| he/she/it is deepening |
| we are deepening |
| you all are deepening |
| they are deepening |
|
| I have deepened |
| you have deepened |
| he/she/it has deepened |
| we have deepened |
| you all have deepened |
| they have deepened |
|
| I have been deepening |
| you have been deepening |
| he/she/it has been deepening |
| we have been deepening |
| you all have been deepening |
| they have been deepening |
|
| Past |
| I deepened |
| you deepened |
| he/she/it deepened |
| we deepened |
| you all deepened |
| they deepened |
|
| I was deepening |
| you were deepening |
| he/she/it was deepening |
| we were deepening |
| you all were deepening |
| they were deepening |
|
| I had deepened |
| you had deepened |
| he/she/it had deepened |
| we had deepened |
| you all had deepened |
| they had deepened |
|
| I had been deepening |
| you had been deepening |
| he/she/it had been deepening |
| we had been deepening |
| you all had been deepening |
| they had been deepening |
|
| Future |
| I will deepen |
| you will deepen |
| he/she/it will deepen |
| we will deepen |
| you all will deepen |
| they will deepen |
|
| I will be deepening |
| you will be deepening |
| he/she/it will be deepening |
| we are deepening |
| you all will be deepening |
| they will be deepening |
|
| I will have deepened |
| you will have deepened |
| he/she/it will have deepened |
| we will have deepened |
| you all will have deepened |
| they will have deepened |
|
| I will have been deepening |
| you will have been deepening |
| he/she/it will have been deepening |
| we will have been deepening |
| you all will have been deepening |
| they will have been deepening |
|
