Present
| I | impoverish |
| You | impoverish |
| She | impoverishes |
| We | impoverish |
| They | impoverish |
Past
| I | impoverished |
| You | impoverished |
| She | impoverished |
| We | impoverished |
| They | impoverished |
Perfect
| I | have | impoverished |
| You | have | impoverished |
| She | has | impoverished |
| We | have | impoverished |
| They | have | impoverished |
Future
| I | will | impoverish |
| You | will | impoverish |
| She | will | impoverish |
| We | will | impoverish |
| They | will | impoverish |
Past Perfect
| I | had | impoverished |
| You | had | impoverished |
| She | had | impoverished |
| We | had | impoverished |
| They | had | impoverished |
Future Perfect
| I | will | have | impoverished |
| You | will | have | impoverished |
| She | will | have | impoverished |
| We | will | have | impoverished |
| They | will | have | impoverished |
Present - Conditional
| I | would | impoverish |
| You | would | impoverish |
| She | would | impoverish |
| We | would | impoverish |
| They | would | impoverish |
Perfect - Conditional
| I | would | have | impoverished |
| You | would | have | impoverished |
| She | would | have | impoverished |
| We | would | have | impoverished |
| They | would | have | impoverished |