Present
| I | further |
| You | further |
| She | furthers |
| We | further |
| They | further |
Past
| I | furthered |
| You | furthered |
| She | furthered |
| We | furthered |
| They | furthered |
Perfect
| I | have | furthered |
| You | have | furthered |
| She | has | furthered |
| We | have | furthered |
| They | have | furthered |
Future
| I | will | further |
| You | will | further |
| She | will | further |
| We | will | further |
| They | will | further |
Past Perfect
| I | had | furthered |
| You | had | furthered |
| She | had | furthered |
| We | had | furthered |
| They | had | furthered |
Future Perfect
| I | will | have | furthered |
| You | will | have | furthered |
| She | will | have | furthered |
| We | will | have | furthered |
| They | will | have | furthered |
Present - Conditional
| I | would | further |
| You | would | further |
| She | would | further |
| We | would | further |
| They | would | further |
Perfect - Conditional
| I | would | have | furthered |
| You | would | have | furthered |
| She | would | have | furthered |
| We | would | have | furthered |
| They | would | have | furthered |