| Present "ken" | I | ken | |
| Present Continuous "ken" | I | am kenning | |
| Simple past "ken" | I | kenned | |
| Past Continuous "ken" | I | was kenning | |
| Present perfect "ken" | I | have kenned | |
| Present perfect continuous "ken" | I | have been kenning | |
| Past perfect "ken" | I | had kenned | |
| Past perfect continuous "ken" | I | had been kenning | |
| Future "ken" | I | will ken | |
| Future continuous "ken" | I | will be kenning | |
| Future perfect "ken" | I | will have kenned | |
| Future perfect continuous "ken" | I | will have been kenning |