LEO’s declension/conjugation tables
Flexionstabelle für:  slacken
Indicative
| Simple present | 
|---|
| I slacken | 
| you slacken | 
| he/she/it slackens | 
| we slacken | 
| you slacken | 
| they slacken | 
| Present progressive | 
|---|
| I am slackening | 
| you are slackening | 
| he/she/it is slackening | 
| we are slackening | 
| you are slackening | 
| they are slackening | 
| Simple past | 
|---|
| I slackened | 
| you slackened | 
| he/she/it slackened | 
| we slackened | 
| you slackened | 
| they slackened | 
| Past progressive | 
|---|
| I was slackening | 
| you were slackening | 
| he/she/it was slackening | 
| we were slackening | 
| you were slackening | 
| they were slackening | 
| Present perfect | 
|---|
| I have slackened | 
| you have slackened | 
| he/she/it has slackened | 
| we have slackened | 
| you have slackened | 
| they have slackened | 
| Present perfect progressive | 
|---|
| I have been slackening | 
| you have been slackening | 
| he/she/it has been slackening | 
| we have been slackening | 
| you have been slackening | 
| they habe been slackening | 
| Past perfect | 
|---|
| I had slackened | 
| you had slackened | 
| he/she/it had slackened | 
| we had slackened | 
| you had slackened | 
| they had slackened | 
| Past perfect progressive | 
|---|
| I had been slackening | 
| you had been slackening | 
| he/she/it had been slackening | 
| we had been slackening | 
| you had been slackening | 
| they had been slackening | 
| Future (will) | 
|---|
| I will slacken | 
| you will slacken | 
| he/she/it will slacken | 
| we will slacken | 
| you will slacken | 
| they will slacken | 
| Future (be going to) | 
|---|
| I am going to slacken | 
| you are going to slacken | 
| he/she/it is going to slacken | 
| we are going to slacken | 
| you are going to slacken | 
| they are going to slacken | 
| Future progressive (will) | 
|---|
| I will be slackening | 
| you will be slackening | 
| he/she/it will be slackening | 
| we will be slackening | 
| you will be slackening | 
| they will be slackening | 
| Future progressive (be going to) | 
|---|
| I am going to be slackening | 
| you are going to be slackening | 
| he/she/it is going to be slackening | 
| we are going to be slackening | 
| you are going to be slackening | 
| they are going to be slackening | 
| Future perfect | 
|---|
| I will have slackened | 
| you will have slackened | 
| he/she/it will have slackened | 
| we will have slackened | 
| you will have slackened | 
| they will have slackened | 
| Future perfect progressive | 
|---|
| I will have been slackening | 
| you will have been slackening | 
| he/she/it will have been slackening | 
| we will have been slackening | 
| you will have been slackening | 
| they will have been slackening | 
Subjunctive
| Present | 
|---|
| I slacken | 
| you slacken | 
| he/she/it slacken | 
| we slacken | 
| you slacken | 
| they slacken | 
| Past | 
|---|
| I slackened | 
| you slackened | 
| he/she/it slackened | 
| we slackened | 
| you slackened | 
| they slackened | 
Conditional
| Simple | 
|---|
| I would slacken | 
| you would slacken | 
| he/she/it would slacken | 
| we would slacken | 
| you would slacken | 
| they would slacken | 
| Progressive | 
|---|
| I would be slackening | 
| you would be slackening | 
| he/she/it would be slackening | 
| we would be slackening | 
| you would be slackening | 
| they would be slackening | 
| Perfect | 
|---|
| I would have slackened | 
| you would have slackened | 
| he/she/it would have slackened | 
| we would have slackened | 
| you would have slackened | 
| they would have slackened | 
| Perfect progressive | 
|---|
| I would have been slackening | 
| you would have been slackening | 
| he/she/it would have been slackening | 
| we would have been slackening | 
| you would habe been slackening | 
| they would have been slackening | 
Imperative
| Present | 
|---|
| slacken (you) | 
| let's slacken (we) | 
| slacken (you) | 
Impersonal
| Present participle | 
|---|
| slackening | 
| Past tense | 
|---|
| slackened | 
| Past participle | 
|---|
| slackened |