| Simple | Progressive | Perfect | Progressive |
| Present |
| I acidise |
| you acidise |
| he/she/it acidises |
| we acidise |
| you all acidise |
| they acidise |
|
| I am acidising |
| you are acidising |
| he/she/it is acidising |
| we are acidising |
| you all are acidising |
| they are acidising |
|
| I have acidised |
| you have acidised |
| he/she/it has acidised |
| we have acidised |
| you all have acidised |
| they have acidised |
|
| I have been acidising |
| you have been acidising |
| he/she/it has been acidising |
| we have been acidising |
| you all have been acidising |
| they have been acidising |
|
| Past |
| I acidised |
| you acidised |
| he/she/it acidised |
| we acidised |
| you all acidised |
| they acidised |
|
| I was acidising |
| you were acidising |
| he/she/it was acidising |
| we were acidising |
| you all were acidising |
| they were acidising |
|
| I had acidised |
| you had acidised |
| he/she/it had acidised |
| we had acidised |
| you all had acidised |
| they had acidised |
|
| I had been acidising |
| you had been acidising |
| he/she/it had been acidising |
| we had been acidising |
| you all had been acidising |
| they had been acidising |
|
| Future |
| I will acidise |
| you will acidise |
| he/she/it will acidise |
| we will acidise |
| you all will acidise |
| they will acidise |
|
| I will be acidising |
| you will be acidising |
| he/she/it will be acidising |
| we are acidising |
| you all will be acidising |
| they will be acidising |
|
| I will have acidised |
| you will have acidised |
| he/she/it will have acidised |
| we will have acidised |
| you all will have acidised |
| they will have acidised |
|
| I will have been acidising |
| you will have been acidising |
| he/she/it will have been acidising |
| we will have been acidising |
| you all will have been acidising |
| they will have been acidising |
|
