| Esittää (Present) "ascertain" | I | ascertain | |
| Kestopreesens (Present Continuous) "ascertain" | I | am ascertaining | |
| Taivutus (Simple past) "ascertain" | I | ascertained | |
| Ohi Jatkuva (Past Continuous) "ascertain" | I | was ascertaining | |
| Perfekti (Present perfect) "ascertain" | I | have ascertained | |
| Present kestopluskvamperfekti (Present perfect continuous) "ascertain" | I | have been ascertaining | |
| Pluskvamperfekti (Past perfect) "ascertain" | I | had ascertained | |
| Ohi kestopluskvamperfekti (Past perfect continuous) "ascertain" | I | had been ascertaining | |
| Tulevaisuus (Future) "ascertain" | I | will ascertain | |
| Tulevaisuudessa jatkuvan (Future continuous) "ascertain" | I | will be ascertaining | |
| Tulevaisuus täydellinen (Future perfect) "ascertain" | I | will have ascertained | |
| Tulevaisuuden kestopluskvamperfekti (Future perfect continuous) "ascertain" | I | will have been ascertaining |