Questions & Answers about Ikke vær slem.
Because this is a negative command. In everyday Norwegian, negative imperatives are very often formed as:
ikke + imperative
So you get:
- Ikke vær slem
- Ikke gjør det
- Ikke løp
You can sometimes see Vær ikke slem, but Ikke vær slem is the more natural everyday order.
Because vær is the imperative form of å være.
A few forms of å være are:
- infinitive: å være
- present: er
- past: var
- imperative: vær
So:
- du er snill = statement
- vær snill = command/request
This verb is irregular, so the imperative is not something you can guess from er alone.
It is understood, but not stated. Norwegian imperatives usually leave out the subject, just like English often does.
So Ikke vær slem has an implied:
- du if speaking to one person
- dere if speaking to more than one person
The sentence does not need to say the subject explicitly.