| Present "complicate" | I | complicate | |
| Present Continuous "complicate" | I | am complicating | |
| Simple past "complicate" | I | complicated | |
| Past Continuous "complicate" | I | was complicating | |
| Present perfect "complicate" | I | have complicated | |
| Present perfect continuous "complicate" | I | have been complicating | |
| Past perfect "complicate" | I | had complicated | |
| Past perfect continuous "complicate" | I | had been complicating | |
| Future "complicate" | I | will complicate | |
| Future continuous "complicate" | I | will be complicating | |
| Future perfect "complicate" | I | will have complicated | |
| Future perfect continuous "complicate" | I | will have been complicating |