Present
| I | adjoin |
| You | adjoin |
| She | adjoins |
| We | adjoin |
| They | adjoin |
Past
| I | adjoined |
| You | adjoined |
| She | adjoined |
| We | adjoined |
| They | adjoined |
Perfect
| I | have | adjoined |
| You | have | adjoined |
| She | has | adjoined |
| We | have | adjoined |
| They | have | adjoined |
Future
| I | will | adjoin |
| You | will | adjoin |
| She | will | adjoin |
| We | will | adjoin |
| They | will | adjoin |
Past Perfect
| I | had | adjoined |
| You | had | adjoined |
| She | had | adjoined |
| We | had | adjoined |
| They | had | adjoined |
Future Perfect
| I | will | have | adjoined |
| You | will | have | adjoined |
| She | will | have | adjoined |
| We | will | have | adjoined |
| They | will | have | adjoined |
Present - Conditional
| I | would | adjoin |
| You | would | adjoin |
| She | would | adjoin |
| We | would | adjoin |
| They | would | adjoin |
Perfect - Conditional
| I | would | have | adjoined |
| You | would | have | adjoined |
| She | would | have | adjoined |
| We | would | have | adjoined |
| They | would | have | adjoined |