| Simple | Progressive | Perfect | Progressive |
| Present |
| I upend |
| you upend |
| he/she/it upends |
| we upend |
| you all upend |
| they upend |
|
| I am upending |
| you are upending |
| he/she/it is upending |
| we are upending |
| you all are upending |
| they are upending |
|
| I have upended |
| you have upended |
| he/she/it has upended |
| we have upended |
| you all have upended |
| they have upended |
|
| I have been upending |
| you have been upending |
| he/she/it has been upending |
| we have been upending |
| you all have been upending |
| they have been upending |
|
| Past |
| I upended |
| you upended |
| he/she/it upended |
| we upended |
| you all upended |
| they upended |
|
| I was upending |
| you were upending |
| he/she/it was upending |
| we were upending |
| you all were upending |
| they were upending |
|
| I had upended |
| you had upended |
| he/she/it had upended |
| we had upended |
| you all had upended |
| they had upended |
|
| I had been upending |
| you had been upending |
| he/she/it had been upending |
| we had been upending |
| you all had been upending |
| they had been upending |
|
| Future |
| I will upend |
| you will upend |
| he/she/it will upend |
| we will upend |
| you all will upend |
| they will upend |
|
| I will be upending |
| you will be upending |
| he/she/it will be upending |
| we are upending |
| you all will be upending |
| they will be upending |
|
| I will have upended |
| you will have upended |
| he/she/it will have upended |
| we will have upended |
| you all will have upended |
| they will have upended |
|
| I will have been upending |
| you will have been upending |
| he/she/it will have been upending |
| we will have been upending |
| you all will have been upending |
| they will have been upending |
|
