| Präsens (Present) "acidify" | I | acidify | |
| Präsens Verlaufsform (Present continuous) "acidify" | I | am acidifying | |
| Präteritum (Simple past) "acidify" | I | acidified | |
| Perfekt Verlaufsform (Past Continuous) "acidify" | I | was acidifying | |
| Present Perfect (Präsens) "acidify" | I | have acidified | |
| Present Continuous (Futur) "acidify" | I | have been acidifying | |
| Plusquamperfekt (Past perfect) "acidify" | I | had acidified | |
| Plusquamperfekt Verlaufsform (Past perfect continuous) "acidify" | I | had been acidifying | |
| Futur I (Future) "acidify" | I | will acidify | |
| Futur I Verlaufsform (Future continuous) "acidify" | I | will be acidifying | |
| Futur II (Future perfect) "acidify" | I | will have acidified | |
| Futur II Verlaufsform (Future perfect continuous) "acidify" | I | will have been acidifying |