| Simple | Progressive | Perfect | Progressive |
| Present |
| I harbor |
| you harbor |
| he/she/it harbors |
| we harbor |
| you all harbor |
| they harbor |
|
| I am harboring |
| you are harboring |
| he/she/it is harboring |
| we are harboring |
| you all are harboring |
| they are harboring |
|
| I have harbored |
| you have harbored |
| he/she/it has harbored |
| we have harbored |
| you all have harbored |
| they have harbored |
|
| I have been harboring |
| you have been harboring |
| he/she/it has been harboring |
| we have been harboring |
| you all have been harboring |
| they have been harboring |
|
| Past |
| I harbored |
| you harbored |
| he/she/it harbored |
| we harbored |
| you all harbored |
| they harbored |
|
| I was harboring |
| you were harboring |
| he/she/it was harboring |
| we were harboring |
| you all were harboring |
| they were harboring |
|
| I had harbored |
| you had harbored |
| he/she/it had harbored |
| we had harbored |
| you all had harbored |
| they had harbored |
|
| I had been harboring |
| you had been harboring |
| he/she/it had been harboring |
| we had been harboring |
| you all had been harboring |
| they had been harboring |
|
| Future |
| I will harbor |
| you will harbor |
| he/she/it will harbor |
| we will harbor |
| you all will harbor |
| they will harbor |
|
| I will be harboring |
| you will be harboring |
| he/she/it will be harboring |
| we are harboring |
| you all will be harboring |
| they will be harboring |
|
| I will have harbored |
| you will have harbored |
| he/she/it will have harbored |
| we will have harbored |
| you all will have harbored |
| they will have harbored |
|
| I will have been harboring |
| you will have been harboring |
| he/she/it will have been harboring |
| we will have been harboring |
| you all will have been harboring |
| they will have been harboring |
|
