| Simple | Progressive | Perfect | Progressive |
| Present |
| I grouch |
| you grouch |
| he/she/it grouches |
| we grouch |
| you all grouch |
| they grouch |
|
| I am grouching |
| you are grouching |
| he/she/it is grouching |
| we are grouching |
| you all are grouching |
| they are grouching |
|
| I have grouched |
| you have grouched |
| he/she/it has grouched |
| we have grouched |
| you all have grouched |
| they have grouched |
|
| I have been grouching |
| you have been grouching |
| he/she/it has been grouching |
| we have been grouching |
| you all have been grouching |
| they have been grouching |
|
| Past |
| I grouched |
| you grouched |
| he/she/it grouched |
| we grouched |
| you all grouched |
| they grouched |
|
| I was grouching |
| you were grouching |
| he/she/it was grouching |
| we were grouching |
| you all were grouching |
| they were grouching |
|
| I had grouched |
| you had grouched |
| he/she/it had grouched |
| we had grouched |
| you all had grouched |
| they had grouched |
|
| I had been grouching |
| you had been grouching |
| he/she/it had been grouching |
| we had been grouching |
| you all had been grouching |
| they had been grouching |
|
| Future |
| I will grouch |
| you will grouch |
| he/she/it will grouch |
| we will grouch |
| you all will grouch |
| they will grouch |
|
| I will be grouching |
| you will be grouching |
| he/she/it will be grouching |
| we are grouching |
| you all will be grouching |
| they will be grouching |
|
| I will have grouched |
| you will have grouched |
| he/she/it will have grouched |
| we will have grouched |
| you all will have grouched |
| they will have grouched |
|
| I will have been grouching |
| you will have been grouching |
| he/she/it will have been grouching |
| we will have been grouching |
| you all will have been grouching |
| they will have been grouching |
|
