Present
| I | contravene |
| You | contravene |
| She | contravenes |
| We | contravene |
| They | contravene |
Past
| I | contravened |
| You | contravened |
| She | contravened |
| We | contravened |
| They | contravened |
Perfect
| I | have | contravened |
| You | have | contravened |
| She | has | contravened |
| We | have | contravened |
| They | have | contravened |
Future
| I | will | contravene |
| You | will | contravene |
| She | will | contravene |
| We | will | contravene |
| They | will | contravene |
Past Perfect
| I | had | contravened |
| You | had | contravened |
| She | had | contravened |
| We | had | contravened |
| They | had | contravened |
Future Perfect
| I | will | have | contravened |
| You | will | have | contravened |
| She | will | have | contravened |
| We | will | have | contravened |
| They | will | have | contravened |
Present - Conditional
| I | would | contravene |
| You | would | contravene |
| She | would | contravene |
| We | would | contravene |
| They | would | contravene |
Perfect - Conditional
| I | would | have | contravened |
| You | would | have | contravened |
| She | would | have | contravened |
| We | would | have | contravened |
| They | would | have | contravened |