A B C D E F G H I J K L M N O P Q R S T U V W X Y Z , Overview
| French | altérer |
| ACTIVE | Passive | Intro | Affirmation | NEGATION |
| FULL FORM | Contraction | ANSWER | Question |
| indicative present | indicative past tense |
| I do not impair | I did not impair |
| you do not impair | you did not impair |
| he/she/it does not impair | he/she/it did not impair |
| we do not impair | we did not impair |
| you do not impair | you did not impair |
| they do not impair | they did not impair |
| indicative present continuous | indicative past tense continuous |
| I am not impairing | I was not impairing |
| you are not impairing | you were not impairing |
| he/she/it is not impairing | he/she/it was not impairing |
| we are not impairing | we were not impairing |
| you are not impairing | you were not impairing |
| they are not impairing | they were not impairing |
| indicative present perfect | indicatif past perfect |
| I have not impaired | I had not impaired |
| you have not impaired | you had not impaired |
| he/she/it has not impaired | he/she/it had not impaired |
| we have not impaired | we had not impaired |
| you have not impaired | you had not impaired |
| they have not impaired | they had not impaired |
| indicative present perfect cont. | indicative past perfect cont. |
| I have not been impairing | I had not been impairing |
| you have not been impairing | you had not been impairing |
| he/she/it has not been impairing | he/she/it had not been impairing |
| we have not been impairing | we had not been impairing |
| you have not been impairing | you had not been impairing |
| they have not been impairing | they had not been impairing |
| indicative future | indicative future perfect |
| I shall/will not impair | I shall/will not have impaired |
| you will not impair | you will not have impaired |
| he/she/it will not impair | he/she/it will not have impaired |
| we shall/will not impair | we shall/will not have impaired |
| you will not impair | you will not have impaired |
| they will not impair | they will not have impaired |
| indicative future continuous | indicative future cont. |
| I shall/will not be impairing | I shall/will not have been impairing |
| you will not be impairing | you will not have been impairing |
| he/she/it will not be impairing | he/she/it will not have been impairing |
| we shall/will not be impairing | we shall/will not have been impairing |
| you will not be impairing | you will not have been impairing |
| they will not be impairing | they will not have been impairing |
| conditional present | conditional perfect |
| I should/would not impair | I should/would not have impaired |
| you would not impair | you would not have impaired |
| he/she/it would not impair | he/she/it would not have impaired |
| we should/would not impair | we should/would not have impaired |
| you would not impair | you would not have impaired |
| they would not impair | they would not have impaired |
| conditional present cont. | conditional perfect cont. |
| I should/would not be impairing | I should/would not have been impairing |
| you would not be impairing | you would not have been impairing |
| he/she/it would not be impairing | he/she/it would not have been impairing |
| we should/would not be impairing | we should/would not have been impairing |
| you would not be impairing | you would not have been impairing |
| they would not be impairing | they would not have been impairing |
| subjunctive present | subjunctive past tense |
| that I not impair | that I not impaired |
| that you not impair | that you not impaired |
| that he/she/it not impair | that he/she/it not impaired |
| that we not impair | that we not impaired |
| that you not impair | that you not impaired |
| that they not impair | that they not impaired |
| subjunctive present continuous | subjunctive past tense continuous |
| that I not be impairing | that I not were impairing |
| that you not be impairing | that you not were impairing |
| that he/she/it not be impairing | that he/she/it not were impairing |
| that we not be impairing | that we not were impairing |
| that you not be impairing | that you not were impairing |
| that they not be impairing | that they not were impairing |
| subjunctive future | subjunctive future continuous |
| that I not were to impair | that I not were to be impairing |
| that you not were to impair | that you not were to be impairing |
| that he/she/it not were to impair | that he/she/it not were to be impairing |
| that we not were to impair | that we not were to be impairing |
| that you not were to impair | that you not were to be impairing |
| that they not were to impair | that they not were to be impairing |
| imperative present | imperative past |
| do not let me impair | do not let me have impaired |
| do not impair | do not have impaired |
| do not let him/her/it impair | do not let him/her/it have impaired |
| do not let us impair | do not let us have impaired |
| do not impair | do not have impaired |
| do not let them impair | do not let them have impaired |
| infinitive | participle |
| not to impair | not impairing |
| not to have impaired | not impaired |
A quick overview of the irregular English verbs you get in the table.
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