Present
| I | smooth |
| You | smooth |
| She | smoothes |
| We | smooth |
| They | smooth |
Past
| I | smoothed |
| You | smoothed |
| She | smoothed |
| We | smoothed |
| They | smoothed |
Perfect
| I | have | smoothed |
| You | have | smoothed |
| She | has | smoothed |
| We | have | smoothed |
| They | have | smoothed |
Future
| I | will | smooth |
| You | will | smooth |
| She | will | smooth |
| We | will | smooth |
| They | will | smooth |
Past Perfect
| I | had | smoothed |
| You | had | smoothed |
| She | had | smoothed |
| We | had | smoothed |
| They | had | smoothed |
Future Perfect
| I | will | have | smoothed |
| You | will | have | smoothed |
| She | will | have | smoothed |
| We | will | have | smoothed |
| They | will | have | smoothed |
Present - Conditional
| I | would | smooth |
| You | would | smooth |
| She | would | smooth |
| We | would | smooth |
| They | would | smooth |
Perfect - Conditional
| I | would | have | smoothed |
| You | would | have | smoothed |
| She | would | have | smoothed |
| We | would | have | smoothed |
| They | would | have | smoothed |