| I | impair |
| you | impair |
| he/she/it | impairs |
| we | impair |
| you | impair |
| they | impair |
| I | have impaired |
| you | have impaired |
| he/she/it | has impaired |
| we | have impaired |
| you | have impaired |
| they | have impaired |
| I | impaired |
| you | impaired |
| he/she/it | impaired |
| we | impaired |
| you | impaired |
| they | impaired |
| I | had impaired |
| you | had impaired |
| he/she/it | had impaired |
| we | had impaired |
| you | had impaired |
| they | had impaired |
| I | will impair |
| you | will impair |
| he/she/it | will impair |
| we | will impair |
| you | will impair |
| they | will impair |
| I | will have impaired |
| you | will have impaired |
| he/she/it | will have impaired |
| we | will have impaired |
| you | will have impaired |
| they | will have impaired |
| I | am impairing |
| you | are impairing |
| he/she/it | is impairing |
| we | are impairing |
| you | are impairing |
| they | are impairing |
| I | have been impairing |
| you | have been impairing |
| he/she/it | has been impairing |
| we | have been impairing |
| you | have been impairing |
| they | have been impairing |
| I | was impairing |
| you | were impairing |
| he/she/it | was impairing |
| we | were impairing |
| you | were impairing |
| they | were impairing |
| I | had been impairing |
| you | had been impairing |
| he/she/it | had been impairing |
| we | had been impairing |
| you | had been impairing |
| they | had been impairing |
| I | will be impairing |
| you | will be impairing |
| he/she/it | will be impairing |
| we | will be impairing |
| you | will be impairing |
| they | will be impairing |
| I | will have been impairing |
| you | will have been impairing |
| he/she/it | will have been impairing |
| we | will have been impairing |
| you | will have been impairing |
| they | will have been impairing |
| I | would impair |
| you | would impair |
| he/she/it | would impair |
| we | would impair |
| you | would impair |
| they | would impair |
| I | would have impaired |
| you | would have impaired |
| he/she/it | would have impaired |
| we | would have impaired |
| you | would have impaired |
| they | would have impaired |
| I | would be impairing |
| you | would be impairing |
| he/she/it | would be impairing |
| we | would be impairing |
| you | would be impairing |
| they | would be impairing |
| I | would have been impairing |
| you | would have been impairing |
| he/she/it | would have been impairing |
| we | would have been impairing |
| you | would have been impairing |
| they | would have been impairing |
| You | impair |
| we | Let's impair |
| You | impair |