Present
| I | button |
| You | button |
| She | buttons |
| We | button |
| They | button |
Past
| I | buttoned |
| You | buttoned |
| She | buttoned |
| We | buttoned |
| They | buttoned |
Perfect
| I | have | buttoned |
| You | have | buttoned |
| She | has | buttoned |
| We | have | buttoned |
| They | have | buttoned |
Future
| I | will | button |
| You | will | button |
| She | will | button |
| We | will | button |
| They | will | button |
Past Perfect
| I | had | buttoned |
| You | had | buttoned |
| She | had | buttoned |
| We | had | buttoned |
| They | had | buttoned |
Future Perfect
| I | will | have | buttoned |
| You | will | have | buttoned |
| She | will | have | buttoned |
| We | will | have | buttoned |
| They | will | have | buttoned |
Present - Conditional
| I | would | button |
| You | would | button |
| She | would | button |
| We | would | button |
| They | would | button |
Perfect - Conditional
| I | would | have | buttoned |
| You | would | have | buttoned |
| She | would | have | buttoned |
| We | would | have | buttoned |
| They | would | have | buttoned |