| Yksikön ensimmäinen persoona | Yksikön toinen persoona | Yksikön kolmas persoona | Monikon ensimmäinen persoona | Monikon toinen persoona | Monikon kolmas persoona | |
|---|---|---|---|---|---|---|
| Simple present | screw up | screw up | screws up | screw up | screw up | screw up |
| Present continuous | am screwing up | are screwing up | is screwing up | are screwing up | are screwing up | are screwing up |
| Simple past | screwed up | screwed up | screwed up | screwed up | screwed up | screwed up |
| Simple past | was screwing up | were screwing up | was screwing up | were screwing up | were screwing up | were screwing up |
| Simple future | will screw up | will screw up | will screw up | will screw up | will screw up | will screw up |
| Future continuous | will be screwing up | will be screwing up | will be screwing up | will be screwing up | will be screwing up | will be screwing up |
| Present perfect | have screwed up | have screwed up | has screwed up | have screwed up | have screwed up | have screwed up |
| Present perfect continuous | have been screwing up | have been screwing up | has been screwing up | have been screwing up | have been screwing up | have been screwing up |
| Past perfect | had screwed up | had screwed up | had screwed up | had screwed up | had screwed up | had screwed up |
| Past perfect continuous | had been screwing up | had been screwing up | had been screwing up | had been screwing up | had been screwing up | had been screwing up |
| Future perfect | will have screwed up | will have screwed up | will have screwed up | will have screwed up | will have screwed up | will have screwed up |
| Future perfect continuous | will have been screwing up | will have been screwing up | will have been screwing up | will have been screwing up | will have been screwing up | will have been screwing up |
| Yksikön ensimmäinen persoona | Yksikön toinen persoona | Yksikön kolmas persoona | Monikon ensimmäinen persoona | Monikon toinen persoona | Monikon kolmas persoona | |
|---|---|---|---|---|---|---|
| Simple present | don't screw up | don't screw up | doesn't screw up | don't screw up | don't screw up | don't screw up |
| Present continuous | am not screwing up | are not screwing up | is not screwing up | are not screwing up | are not screwing up | are not screwing up |
| Simple past | didn't screw up | didn't screw up | didn't screw up | didn't screw up | didn't screw up | didn't screw up |
| Simple past | was not screwing up | were not screwing up | was not screwing up | were not screwing up | were not screwing up | were not screwing up |
| Simple future | won't screw up | won't screw up | won't screw up | won't screw up | won't screw up | won't screw up |
| Future continuous | will not be screwing up | will not be screwing up | will not be screwing up | will not be screwing up | will not be screwing up | will not be screwing up |
| Present perfect | have not screwed up | have not screwed up | has not screwed up | have not screwed up | have not screwed up | have not screwed up |
| Present perfect continuous | have not been screwing up | have not been screwing up | has not been screwing up | have not been screwing up | have not been screwing up | have not been screwing up |
| Past perfect | had not screwed up | had not screwed up | had not screwed up | had not screwed up | had not screwed up | had not screwed up |
| Past perfect continuous | had not been screwing up | had not been screwing up | had not been screwing up | had not been screwing up | had not been screwing up | had not been screwing up |
| Future perfect | will not have screwed up | will not have screwed up | will not have screwed up | will not have screwed up | will not have screwed up | will not have screwed up |
| Future perfect continuous | will not have been screwing up | will not have been screwing up | will not have been screwing up | will not have been screwing up | will not have been screwing up | will not have been screwing up |