| I | scupper |
| you | scupper |
| he/she/it | scuppers |
| we | scupper |
| you | scupper |
| they | scupper |
| I | have scuppered |
| you | have scuppered |
| he/she/it | has scuppered |
| we | have scuppered |
| you | have scuppered |
| they | have scuppered |
| I | scuppered |
| you | scuppered |
| he/she/it | scuppered |
| we | scuppered |
| you | scuppered |
| they | scuppered |
| I | had scuppered |
| you | had scuppered |
| he/she/it | had scuppered |
| we | had scuppered |
| you | had scuppered |
| they | had scuppered |
| I | will scupper |
| you | will scupper |
| he/she/it | will scupper |
| we | will scupper |
| you | will scupper |
| they | will scupper |
| I | will have scuppered |
| you | will have scuppered |
| he/she/it | will have scuppered |
| we | will have scuppered |
| you | will have scuppered |
| they | will have scuppered |
| I | am scuppering |
| you | are scuppering |
| he/she/it | is scuppering |
| we | are scuppering |
| you | are scuppering |
| they | are scuppering |
| I | have been scuppering |
| you | have been scuppering |
| he/she/it | has been scuppering |
| we | have been scuppering |
| you | have been scuppering |
| they | have been scuppering |
| I | was scuppering |
| you | were scuppering |
| he/she/it | was scuppering |
| we | were scuppering |
| you | were scuppering |
| they | were scuppering |
| I | had been scuppering |
| you | had been scuppering |
| he/she/it | had been scuppering |
| we | had been scuppering |
| you | had been scuppering |
| they | had been scuppering |
| I | will be scuppering |
| you | will be scuppering |
| he/she/it | will be scuppering |
| we | will be scuppering |
| you | will be scuppering |
| they | will be scuppering |
| I | will have been scuppering |
| you | will have been scuppering |
| he/she/it | will have been scuppering |
| we | will have been scuppering |
| you | will have been scuppering |
| they | will have been scuppering |
| I | would scupper |
| you | would scupper |
| he/she/it | would scupper |
| we | would scupper |
| you | would scupper |
| they | would scupper |
| I | would have scuppered |
| you | would have scuppered |
| he/she/it | would have scuppered |
| we | would have scuppered |
| you | would have scuppered |
| they | would have scuppered |
| I | would be scuppering |
| you | would be scuppering |
| he/she/it | would be scuppering |
| we | would be scuppering |
| you | would be scuppering |
| they | would be scuppering |
| I | would have been scuppering |
| you | would have been scuppering |
| he/she/it | would have been scuppering |
| we | would have been scuppering |
| you | would have been scuppering |
| they | would have been scuppering |
| You | scupper |
| we | Let's scupper |
| You | scupper |