| Simple | Progressive | Perfect | Progressive |
| Present |
| I cogitate |
| you cogitate |
| he/she/it cogitates |
| we cogitate |
| you all cogitate |
| they cogitate |
|
| I am cogitating |
| you are cogitating |
| he/she/it is cogitating |
| we are cogitating |
| you all are cogitating |
| they are cogitating |
|
| I have cogitated |
| you have cogitated |
| he/she/it has cogitated |
| we have cogitated |
| you all have cogitated |
| they have cogitated |
|
| I have been cogitating |
| you have been cogitating |
| he/she/it has been cogitating |
| we have been cogitating |
| you all have been cogitating |
| they have been cogitating |
|
| Past |
| I cogitated |
| you cogitated |
| he/she/it cogitated |
| we cogitated |
| you all cogitated |
| they cogitated |
|
| I was cogitating |
| you were cogitating |
| he/she/it was cogitating |
| we were cogitating |
| you all were cogitating |
| they were cogitating |
|
| I had cogitated |
| you had cogitated |
| he/she/it had cogitated |
| we had cogitated |
| you all had cogitated |
| they had cogitated |
|
| I had been cogitating |
| you had been cogitating |
| he/she/it had been cogitating |
| we had been cogitating |
| you all had been cogitating |
| they had been cogitating |
|
| Future |
| I will cogitate |
| you will cogitate |
| he/she/it will cogitate |
| we will cogitate |
| you all will cogitate |
| they will cogitate |
|
| I will be cogitating |
| you will be cogitating |
| he/she/it will be cogitating |
| we are cogitating |
| you all will be cogitating |
| they will be cogitating |
|
| I will have cogitated |
| you will have cogitated |
| he/she/it will have cogitated |
| we will have cogitated |
| you all will have cogitated |
| they will have cogitated |
|
| I will have been cogitating |
| you will have been cogitating |
| he/she/it will have been cogitating |
| we will have been cogitating |
| you all will have been cogitating |
| they will have been cogitating |
|
