| 1. | Base Form (Infinitive): | Circulate |
| 2. | Simple Past: | Circulated |
| 3. | Past Participle: | Circulated |
| 4. | Present Participle: | Circulating |
| 5. | 3rd Person Singular: | Circulates |

Circulate past tense
| Circulated |
| Circulated is the past tense of the word circulate. |
Circulate past participle
| Circulated |
| Circulated is the past participle of the word circulate. |
Circulate verb forms V1 V2 V3 V4
| Infinitive | Past Simple | Past Participle | Present Participle |
|---|---|---|---|
| Circulate | Circulated | Circulated | Circulating |
Conjugation of Circulate
| Simple / Indefinite Present Tense |
| I circulate. |
| He/She/It circulates. |
| You/We/They circulate. |
| Simple Past Tense |
| I circulated. |
| He/She/It circulated. |
| You/We/They circulated. |
| Simple Future Tense |
| I will/shall circulate. |
| He/She/It will circulate. |
| You/We/They will/shall circulate. |
| Present Continuous Tense |
| I am circulating. |
| He/She/It is circulating. |
| You/We/They are circulating. |
| Past Continuous Tense |
| I was circulating. |
| He/She/It was circulating. |
| You/We/They were circulating. |
| Future Continuous Tense |
| I will be circulating. |
| He/She/It will be circulating. |
| You/We/They will be circulating. |
| Present Perfect Tense |
| I have circulated. |
| He/She/It has circulated. |
| You/We/They have circulated. |
| Past Perfect Tense |
| I had circulated. |
| He/She/It had circulated. |
| You/We/They had circulated. |
| Future Perfect Tense |
| I will have circulated. |
| He/She/It will have circulated. |
| You/We/They will have circulated. |
| Present Perfect Continuous Tense |
| I have been circulating. |
| He/She/It has been circulating. |
| You/We/They have been circulating. |
| Past Perfect Continuous Tense |
| I had been circulating. |
| He/She/It had been circulating. |
| You/We/They had been circulating. |
| Future Perfect Continuous Tense |
| I will have been circulating. |
| He/She/It will have been circulating. |
| You/We/They will have been circulating. |