| Simple | Progressive | Perfect | Progressive |
| Present |
| I slenderise |
| you slenderise |
| he/she/it slenderises |
| we slenderise |
| you all slenderise |
| they slenderise |
|
| I am slenderising |
| you are slenderising |
| he/she/it is slenderising |
| we are slenderising |
| you all are slenderising |
| they are slenderising |
|
| I have slenderised |
| you have slenderised |
| he/she/it has slenderised |
| we have slenderised |
| you all have slenderised |
| they have slenderised |
|
| I have been slenderising |
| you have been slenderising |
| he/she/it has been slenderising |
| we have been slenderising |
| you all have been slenderising |
| they have been slenderising |
|
| Past |
| I slenderised |
| you slenderised |
| he/she/it slenderised |
| we slenderised |
| you all slenderised |
| they slenderised |
|
| I was slenderising |
| you were slenderising |
| he/she/it was slenderising |
| we were slenderising |
| you all were slenderising |
| they were slenderising |
|
| I had slenderised |
| you had slenderised |
| he/she/it had slenderised |
| we had slenderised |
| you all had slenderised |
| they had slenderised |
|
| I had been slenderising |
| you had been slenderising |
| he/she/it had been slenderising |
| we had been slenderising |
| you all had been slenderising |
| they had been slenderising |
|
| Future |
| I will slenderise |
| you will slenderise |
| he/she/it will slenderise |
| we will slenderise |
| you all will slenderise |
| they will slenderise |
|
| I will be slenderising |
| you will be slenderising |
| he/she/it will be slenderising |
| we are slenderising |
| you all will be slenderising |
| they will be slenderising |
|
| I will have slenderised |
| you will have slenderised |
| he/she/it will have slenderised |
| we will have slenderised |
| you all will have slenderised |
| they will have slenderised |
|
| I will have been slenderising |
| you will have been slenderising |
| he/she/it will have been slenderising |
| we will have been slenderising |
| you all will have been slenderising |
| they will have been slenderising |
|
