| Simple | Progressive | Perfect | Progressive |
| Present |
| I conjecture |
| you conjecture |
| he/she/it conjectures |
| we conjecture |
| you all conjecture |
| they conjecture |
|
| I am conjecturing |
| you are conjecturing |
| he/she/it is conjecturing |
| we are conjecturing |
| you all are conjecturing |
| they are conjecturing |
|
| I have conjectured |
| you have conjectured |
| he/she/it has conjectured |
| we have conjectured |
| you all have conjectured |
| they have conjectured |
|
| I have been conjecturing |
| you have been conjecturing |
| he/she/it has been conjecturing |
| we have been conjecturing |
| you all have been conjecturing |
| they have been conjecturing |
|
| Past |
| I conjectured |
| you conjectured |
| he/she/it conjectured |
| we conjectured |
| you all conjectured |
| they conjectured |
|
| I was conjecturing |
| you were conjecturing |
| he/she/it was conjecturing |
| we were conjecturing |
| you all were conjecturing |
| they were conjecturing |
|
| I had conjectured |
| you had conjectured |
| he/she/it had conjectured |
| we had conjectured |
| you all had conjectured |
| they had conjectured |
|
| I had been conjecturing |
| you had been conjecturing |
| he/she/it had been conjecturing |
| we had been conjecturing |
| you all had been conjecturing |
| they had been conjecturing |
|
| Future |
| I will conjecture |
| you will conjecture |
| he/she/it will conjecture |
| we will conjecture |
| you all will conjecture |
| they will conjecture |
|
| I will be conjecturing |
| you will be conjecturing |
| he/she/it will be conjecturing |
| we are conjecturing |
| you all will be conjecturing |
| they will be conjecturing |
|
| I will have conjectured |
| you will have conjectured |
| he/she/it will have conjectured |
| we will have conjectured |
| you all will have conjectured |
| they will have conjectured |
|
| I will have been conjecturing |
| you will have been conjecturing |
| he/she/it will have been conjecturing |
| we will have been conjecturing |
| you all will have been conjecturing |
| they will have been conjecturing |
|
