| Simple | Progressive | Perfect | Progressive |
| Present |
| I lump |
| you lump |
| he/she/it lumps |
| we lump |
| you all lump |
| they lump |
|
| I am lumping |
| you are lumping |
| he/she/it is lumping |
| we are lumping |
| you all are lumping |
| they are lumping |
|
| I have lumped |
| you have lumped |
| he/she/it has lumped |
| we have lumped |
| you all have lumped |
| they have lumped |
|
| I have been lumping |
| you have been lumping |
| he/she/it has been lumping |
| we have been lumping |
| you all have been lumping |
| they have been lumping |
|
| Past |
| I lumped |
| you lumped |
| he/she/it lumped |
| we lumped |
| you all lumped |
| they lumped |
|
| I was lumping |
| you were lumping |
| he/she/it was lumping |
| we were lumping |
| you all were lumping |
| they were lumping |
|
| I had lumped |
| you had lumped |
| he/she/it had lumped |
| we had lumped |
| you all had lumped |
| they had lumped |
|
| I had been lumping |
| you had been lumping |
| he/she/it had been lumping |
| we had been lumping |
| you all had been lumping |
| they had been lumping |
|
| Future |
| I will lump |
| you will lump |
| he/she/it will lump |
| we will lump |
| you all will lump |
| they will lump |
|
| I will be lumping |
| you will be lumping |
| he/she/it will be lumping |
| we are lumping |
| you all will be lumping |
| they will be lumping |
|
| I will have lumped |
| you will have lumped |
| he/she/it will have lumped |
| we will have lumped |
| you all will have lumped |
| they will have lumped |
|
| I will have been lumping |
| you will have been lumping |
| he/she/it will have been lumping |
| we will have been lumping |
| you all will have been lumping |
| they will have been lumping |
|
