Learn how to conjugate the irregular English verb invalidate with the below conjugation table. To listen to the audio pronunciation for each conjugation, simply click on the speaker icon next to the conjugated tense. To practice and test yourself on the English verb invalidate, first add it to your verb list by clicking on the Add to My Verbs button above.

Indicative

Present simple

  • I invalidate
  • you invalidate
  • he invalidates
  • we invalidate
  • you invalidate
  • they invalidate

Past simple

  • I invalidated
  • you invalidated
  • he invalidated
  • we invalidated
  • you invalidated
  • they invalidated

Future

  • I will invalidate
  • you will invalidate
  • he will invalidate
  • we will invalidate
  • you will invalidate
  • they will invalidate

Present continuous

  • I am invalidating
  • you are invalidating
  • he is invalidating
  • we are invalidating
  • you are invalidating
  • they are invalidating

Past continuous

  • I was invalidating
  • you were invalidating
  • he was invalidating
  • we were invalidating
  • you were invalidating
  • they were invalidating

Future continuous

  • I will be invalidating
  • you will be invalidating
  • he will be invalidating
  • we will be invalidating
  • you will be invalidating
  • they will be invalidating

Present perfect

  • I have invalidated
  • you have invalidated
  • he has invalidated
  • we have invalidated
  • you have invalidated
  • they have invalidated

Pluperfect

  • I had invalidated
  • you had invalidated
  • he had invalidated
  • we had invalidated
  • you had invalidated
  • they had invalidated

Future perfect

  • I will have invalidated
  • you will have invalidated
  • he will have invalidated
  • we will have invalidated
  • you will have invalidated
  • they will have invalidated

Present perfect continuous

  • I have been invalidating
  • you have been invalidating
  • he has been invalidating
  • we have been invalidating
  • you have been invalidating
  • they have been invalidating

Pluperfect continuous

  • I had been invalidating
  • you had been invalidating
  • he had been invalidating
  • we had been invalidating
  • you had been invalidating
  • they had been invalidating

Future perfect continuous

  • I will have been invalidating
  • you will have been invalidating
  • he will have been invalidating
  • we will have been invalidating
  • you will have been invalidating
  • they will have been invalidating

Subjunctive

  • I would invalidate
  • you would invalidate
  • he would invalidate
  • we would invalidate
  • you would invalidate
  • they would invalidate

  • I would be invalidating
  • you would be invalidating
  • he would be invalidating
  • we would be invalidating
  • you would be invalidating
  • they would be invalidating

  • I would have invalidated
  • you would have invalidated
  • he would have invalidated
  • we would have invalidated
  • you would have invalidated
  • they would have invalidated

  • I would have been invalidating
  • you would have been invalidating
  • he would have been invalidating
  • we would have been invalidating
  • you would have been invalidating
  • they would have been invalidating

Imperative

Affirmative

  • (you) invalidate
  • (we) Let's invalidate
  • (you) invalidate

Conjugate other English verbs