| Base form (v1) | Obstruct |
| Past form (v2) | Obstructed |
| Past Participle (v3) -ed form |
Obstructed |
| Present Participle (v4) ‘ing’ form |
Obstructing |
| Present simple (v5) s / es/ ies |
Obstructs |
Past continuous tense of obstruct verb forms - Learn English Free Online
