| Simple | Progressive | Perfect | Progressive |
| Present |
| I smarten |
| you smarten |
| he/she/it smartens |
| we smarten |
| you all smarten |
| they smarten |
|
| I am smartening |
| you are smartening |
| he/she/it is smartening |
| we are smartening |
| you all are smartening |
| they are smartening |
|
| I have smartened |
| you have smartened |
| he/she/it has smartened |
| we have smartened |
| you all have smartened |
| they have smartened |
|
| I have been smartening |
| you have been smartening |
| he/she/it has been smartening |
| we have been smartening |
| you all have been smartening |
| they have been smartening |
|
| Past |
| I smartened |
| you smartened |
| he/she/it smartened |
| we smartened |
| you all smartened |
| they smartened |
|
| I was smartening |
| you were smartening |
| he/she/it was smartening |
| we were smartening |
| you all were smartening |
| they were smartening |
|
| I had smartened |
| you had smartened |
| he/she/it had smartened |
| we had smartened |
| you all had smartened |
| they had smartened |
|
| I had been smartening |
| you had been smartening |
| he/she/it had been smartening |
| we had been smartening |
| you all had been smartening |
| they had been smartening |
|
| Future |
| I will smarten |
| you will smarten |
| he/she/it will smarten |
| we will smarten |
| you all will smarten |
| they will smarten |
|
| I will be smartening |
| you will be smartening |
| he/she/it will be smartening |
| we are smartening |
| you all will be smartening |
| they will be smartening |
|
| I will have smartened |
| you will have smartened |
| he/she/it will have smartened |
| we will have smartened |
| you all will have smartened |
| they will have smartened |
|
| I will have been smartening |
| you will have been smartening |
| he/she/it will have been smartening |
| we will have been smartening |
| you all will have been smartening |
| they will have been smartening |
|
