| Base form (v1) | Frighten |
| Past form (v2) | Frightened |
| Past Participle (v3) -ed form |
Frightened |
| Present Participle (v4) ‘ing’ form |
Frightening |
| Present simple (v5) s / es/ ies |
Frightens |
Past continuous tense of frighten verb forms - Learn English Free Online
