Present
| I | witness |
| You | witness |
| She | witnesses |
| We | witness |
| They | witness |
Past
| I | witnessed |
| You | witnessed |
| She | witnessed |
| We | witnessed |
| They | witnessed |
Perfect
| I | have | witnessed |
| You | have | witnessed |
| She | has | witnessed |
| We | have | witnessed |
| They | have | witnessed |
Future
| I | will | witness |
| You | will | witness |
| She | will | witness |
| We | will | witness |
| They | will | witness |
Past Perfect
| I | had | witnessed |
| You | had | witnessed |
| She | had | witnessed |
| We | had | witnessed |
| They | had | witnessed |
Future Perfect
| I | will | have | witnessed |
| You | will | have | witnessed |
| She | will | have | witnessed |
| We | will | have | witnessed |
| They | will | have | witnessed |
Present - Conditional
| I | would | witness |
| You | would | witness |
| She | would | witness |
| We | would | witness |
| They | would | witness |
Perfect - Conditional
| I | would | have | witnessed |
| You | would | have | witnessed |
| She | would | have | witnessed |
| We | would | have | witnessed |
| They | would | have | witnessed |