| Simple | Progressive | Perfect | Progressive |
| Present |
| I grouse |
| you grouse |
| he/she/it grouses |
| we grouse |
| you all grouse |
| they grouse |
|
| I am grousing |
| you are grousing |
| he/she/it is grousing |
| we are grousing |
| you all are grousing |
| they are grousing |
|
| I have groused |
| you have groused |
| he/she/it has groused |
| we have groused |
| you all have groused |
| they have groused |
|
| I have been grousing |
| you have been grousing |
| he/she/it has been grousing |
| we have been grousing |
| you all have been grousing |
| they have been grousing |
|
| Past |
| I groused |
| you groused |
| he/she/it groused |
| we groused |
| you all groused |
| they groused |
|
| I was grousing |
| you were grousing |
| he/she/it was grousing |
| we were grousing |
| you all were grousing |
| they were grousing |
|
| I had groused |
| you had groused |
| he/she/it had groused |
| we had groused |
| you all had groused |
| they had groused |
|
| I had been grousing |
| you had been grousing |
| he/she/it had been grousing |
| we had been grousing |
| you all had been grousing |
| they had been grousing |
|
| Future |
| I will grouse |
| you will grouse |
| he/she/it will grouse |
| we will grouse |
| you all will grouse |
| they will grouse |
|
| I will be grousing |
| you will be grousing |
| he/she/it will be grousing |
| we are grousing |
| you all will be grousing |
| they will be grousing |
|
| I will have groused |
| you will have groused |
| he/she/it will have groused |
| we will have groused |
| you all will have groused |
| they will have groused |
|
| I will have been grousing |
| you will have been grousing |
| he/she/it will have been grousing |
| we will have been grousing |
| you all will have been grousing |
| they will have been grousing |
|
