| Simple | Progressive | Perfect | Progressive |
| Present |
| I ferrule |
| you ferrule |
| he/she/it ferrules |
| we ferrule |
| you all ferrule |
| they ferrule |
|
| I am ferruling |
| you are ferruling |
| he/she/it is ferruling |
| we are ferruling |
| you all are ferruling |
| they are ferruling |
|
| I have ferruled |
| you have ferruled |
| he/she/it has ferruled |
| we have ferruled |
| you all have ferruled |
| they have ferruled |
|
| I have been ferruling |
| you have been ferruling |
| he/she/it has been ferruling |
| we have been ferruling |
| you all have been ferruling |
| they have been ferruling |
|
| Past |
| I ferruled |
| you ferruled |
| he/she/it ferruled |
| we ferruled |
| you all ferruled |
| they ferruled |
|
| I was ferruling |
| you were ferruling |
| he/she/it was ferruling |
| we were ferruling |
| you all were ferruling |
| they were ferruling |
|
| I had ferruled |
| you had ferruled |
| he/she/it had ferruled |
| we had ferruled |
| you all had ferruled |
| they had ferruled |
|
| I had been ferruling |
| you had been ferruling |
| he/she/it had been ferruling |
| we had been ferruling |
| you all had been ferruling |
| they had been ferruling |
|
| Future |
| I will ferrule |
| you will ferrule |
| he/she/it will ferrule |
| we will ferrule |
| you all will ferrule |
| they will ferrule |
|
| I will be ferruling |
| you will be ferruling |
| he/she/it will be ferruling |
| we are ferruling |
| you all will be ferruling |
| they will be ferruling |
|
| I will have ferruled |
| you will have ferruled |
| he/she/it will have ferruled |
| we will have ferruled |
| you all will have ferruled |
| they will have ferruled |
|
| I will have been ferruling |
| you will have been ferruling |
| he/she/it will have been ferruling |
| we will have been ferruling |
| you all will have been ferruling |
| they will have been ferruling |
|
