
Regular verb: slacken - slackened - slackened
Present | Present continuous | Preterite | Preterite continuous |
| I slacken you slacken he slackens we slacken you slacken they slacken | I am slackening you are slackening he is slackening we are slackening you are slackening they are slackening | I slackened you slackened he slackened we slackened you slackened they slackened | I was slackening you were slackening he was slackening we were slackening you were slackening they were slackening |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
| I have slackened you have slackened he has slackened we have slackened you have slackened they have slackened | I have been slackening you have been slackening he has been slackening we have been slackening you have been slackening they have been slackening | I had slackened you had slackened he had slackened we had slackened you had slackened they had slackened | I had been slackening you had been slackening he had been slackening we had been slackening you had been slackening they had been slackening |
Future | Future continuous | Future perfect | Future perfect continuous |
| I will slacken you will slacken he will slacken we will slacken you will slacken they will slacken | I will be slackening you will be slackening he will be slackening we will be slackening you will be slackening they will be slackening | I will have slackened you will have slackened he will have slackened we will have slackened you will have slackened they will have slackened | I will have been slackening you will have been slackening he will have been slackening we will have been slackening you will have been slackening they will have been slackening |
Present | Present continuous | Past | Past continuous |
| I would slacken you would slacken he would slacken we would slacken you would slacken they would slacken | I would be slackening you would be slackening he would be slackening we would be slackening you would be slackening they would be slackening | I would have slackened you would have slackened he would have slackened we would have slackened you would have slackened they would have slackened | I would have been slackening you would have been slackening he would have been slackening we would have been slackening you would have been slackening they would have been slackening |
Infinitive | Imperative |
Infinitive | Imperative | ||
| to slacken | slacken Let's slacken slacken |
Present | Past | ||
| slackening | slackened |