Present
| I | intensify |
| You | intensify |
| She | intensifies |
| We | intensify |
| They | intensify |
Past
| I | intensified |
| You | intensified |
| She | intensified |
| We | intensified |
| They | intensified |
Perfect
| I | have | intensified |
| You | have | intensified |
| She | has | intensified |
| We | have | intensified |
| They | have | intensified |
Future
| I | will | intensify |
| You | will | intensify |
| She | will | intensify |
| We | will | intensify |
| They | will | intensify |
Past Perfect
| I | had | intensified |
| You | had | intensified |
| She | had | intensified |
| We | had | intensified |
| They | had | intensified |
Future Perfect
| I | will | have | intensified |
| You | will | have | intensified |
| She | will | have | intensified |
| We | will | have | intensified |
| They | will | have | intensified |
Present - Conditional
| I | would | intensify |
| You | would | intensify |
| She | would | intensify |
| We | would | intensify |
| They | would | intensify |
Perfect - Conditional
| I | would | have | intensified |
| You | would | have | intensified |
| She | would | have | intensified |
| We | would | have | intensified |
| They | would | have | intensified |