Present
| I | frighten |
| You | frighten |
| She | frightens |
| We | frighten |
| They | frighten |
Past
| I | frightened |
| You | frightened |
| She | frightened |
| We | frightened |
| They | frightened |
Perfect
| I | have | frightened |
| You | have | frightened |
| She | has | frightened |
| We | have | frightened |
| They | have | frightened |
Future
| I | will | frighten |
| You | will | frighten |
| She | will | frighten |
| We | will | frighten |
| They | will | frighten |
Past Perfect
| I | had | frightened |
| You | had | frightened |
| She | had | frightened |
| We | had | frightened |
| They | had | frightened |
Future Perfect
| I | will | have | frightened |
| You | will | have | frightened |
| She | will | have | frightened |
| We | will | have | frightened |
| They | will | have | frightened |
Present - Conditional
| I | would | frighten |
| You | would | frighten |
| She | would | frighten |
| We | would | frighten |
| They | would | frighten |
Perfect - Conditional
| I | would | have | frightened |
| You | would | have | frightened |
| She | would | have | frightened |
| We | would | have | frightened |
| They | would | have | frightened |