Questions & Answers about Feilen var idiotisk.
Because feilen is the definite singular form: the mistake / the error.
The noun works like this:
- feil = error, mistake
- en feil = a mistake
- feilen = the mistake
So the sentence is talking about a specific mistake, not just mistakes in general.
It is singular.
This is a good word to watch out for, because the forms can look confusing:
- en feil = a mistake
- feilen = the mistake
- feil = mistakes / errors (plural indefinite)
- feilene = the mistakes / the errors
So feil can be either the basic dictionary form or the plural indefinite form, depending on context.
Var is the past tense of å være (to be).
Useful forms:
- å være = to be
- er = is / am / are
- var = was / were
- har vært = has/have been
So Feilen var idiotisk is in the past: the mistake was idiotic.