Usages of mislukken
Mijn eerste toets is mislukt, maar de tweede was een groot succes.
My first test failed, but the second one was a big success.
Mijn eerste poging om de toets foutloos te maken is mislukt.
My first attempt to make the test error-free has failed.
Elon.io is an online learning platform
We have an entire course teaching Dutch grammar and vocabulary.