| Simple | Progressive | Perfect | Progressive |
| Present |
| I quicken |
| you quicken |
| he/she/it quickens |
| we quicken |
| you all quicken |
| they quicken |
|
| I am quickening |
| you are quickening |
| he/she/it is quickening |
| we are quickening |
| you all are quickening |
| they are quickening |
|
| I have quickened |
| you have quickened |
| he/she/it has quickened |
| we have quickened |
| you all have quickened |
| they have quickened |
|
| I have been quickening |
| you have been quickening |
| he/she/it has been quickening |
| we have been quickening |
| you all have been quickening |
| they have been quickening |
|
| Past |
| I quickened |
| you quickened |
| he/she/it quickened |
| we quickened |
| you all quickened |
| they quickened |
|
| I was quickening |
| you were quickening |
| he/she/it was quickening |
| we were quickening |
| you all were quickening |
| they were quickening |
|
| I had quickened |
| you had quickened |
| he/she/it had quickened |
| we had quickened |
| you all had quickened |
| they had quickened |
|
| I had been quickening |
| you had been quickening |
| he/she/it had been quickening |
| we had been quickening |
| you all had been quickening |
| they had been quickening |
|
| Future |
| I will quicken |
| you will quicken |
| he/she/it will quicken |
| we will quicken |
| you all will quicken |
| they will quicken |
|
| I will be quickening |
| you will be quickening |
| he/she/it will be quickening |
| we are quickening |
| you all will be quickening |
| they will be quickening |
|
| I will have quickened |
| you will have quickened |
| he/she/it will have quickened |
| we will have quickened |
| you all will have quickened |
| they will have quickened |
|
| I will have been quickening |
| you will have been quickening |
| he/she/it will have been quickening |
| we will have been quickening |
| you all will have been quickening |
| they will have been quickening |
|
