| Base form (v1) | Stimulate |
| Past form (v2) | Stimulated |
| Past Participle (v3) -ed form |
Stimulated |
| Present Participle (v4) ‘ing’ form |
Stimulating |
| Present simple (v5) s / es/ ies |
Stimulates |
Past continuous tense of stimulate verb forms - Learn English Free Online
