Present
| I | corroborate |
| You | corroborate |
| She | corroborates |
| We | corroborate |
| They | corroborate |
Past
| I | corroborated |
| You | corroborated |
| She | corroborated |
| We | corroborated |
| They | corroborated |
Perfect
| I | have | corroborated |
| You | have | corroborated |
| She | has | corroborated |
| We | have | corroborated |
| They | have | corroborated |
Future
| I | will | corroborate |
| You | will | corroborate |
| She | will | corroborate |
| We | will | corroborate |
| They | will | corroborate |
Past Perfect
| I | had | corroborated |
| You | had | corroborated |
| She | had | corroborated |
| We | had | corroborated |
| They | had | corroborated |
Future Perfect
| I | will | have | corroborated |
| You | will | have | corroborated |
| She | will | have | corroborated |
| We | will | have | corroborated |
| They | will | have | corroborated |
Present - Conditional
| I | would | corroborate |
| You | would | corroborate |
| She | would | corroborate |
| We | would | corroborate |
| They | would | corroborate |
Perfect - Conditional
| I | would | have | corroborated |
| You | would | have | corroborated |
| She | would | have | corroborated |
| We | would | have | corroborated |
| They | would | have | corroborated |