| I | brighten |
| you | brighten |
| he/she/it | brightens |
| we | brighten |
| you | brighten |
| they | brighten |
| I | have brightened |
| you | have brightened |
| he/she/it | has brightened |
| we | have brightened |
| you | have brightened |
| they | have brightened |
| I | brightened |
| you | brightened |
| he/she/it | brightened |
| we | brightened |
| you | brightened |
| they | brightened |
| I | had brightened |
| you | had brightened |
| he/she/it | had brightened |
| we | had brightened |
| you | had brightened |
| they | had brightened |
| I | will brighten |
| you | will brighten |
| he/she/it | will brighten |
| we | will brighten |
| you | will brighten |
| they | will brighten |
| I | will have brightened |
| you | will have brightened |
| he/she/it | will have brightened |
| we | will have brightened |
| you | will have brightened |
| they | will have brightened |
| I | am brightening |
| you | are brightening |
| he/she/it | is brightening |
| we | are brightening |
| you | are brightening |
| they | are brightening |
| I | have been brightening |
| you | have been brightening |
| he/she/it | has been brightening |
| we | have been brightening |
| you | have been brightening |
| they | have been brightening |
| I | was brightening |
| you | were brightening |
| he/she/it | was brightening |
| we | were brightening |
| you | were brightening |
| they | were brightening |
| I | had been brightening |
| you | had been brightening |
| he/she/it | had been brightening |
| we | had been brightening |
| you | had been brightening |
| they | had been brightening |
| I | will be brightening |
| you | will be brightening |
| he/she/it | will be brightening |
| we | will be brightening |
| you | will be brightening |
| they | will be brightening |
| I | will have been brightening |
| you | will have been brightening |
| he/she/it | will have been brightening |
| we | will have been brightening |
| you | will have been brightening |
| they | will have been brightening |
| I | would brighten |
| you | would brighten |
| he/she/it | would brighten |
| we | would brighten |
| you | would brighten |
| they | would brighten |
| I | would have brightened |
| you | would have brightened |
| he/she/it | would have brightened |
| we | would have brightened |
| you | would have brightened |
| they | would have brightened |
| I | would be brightening |
| you | would be brightening |
| he/she/it | would be brightening |
| we | would be brightening |
| you | would be brightening |
| they | would be brightening |
| I | would have been brightening |
| you | would have been brightening |
| he/she/it | would have been brightening |
| we | would have been brightening |
| you | would have been brightening |
| they | would have been brightening |
| You | brighten |
| we | Let's brighten |
| You | brighten |