Back to another weekend from the military. Became a Corporal today. :)

So I haven't really started with chapter 3 yet. Far behind... Anyway I got no clue where to start on this level. Any nudge?

What do the words have in common?

Well I see one thing, but it's probably not that. :-?
Edit: It was...

Off-topic: Aww, the music is from back in DR1. Sweet memories :D

On-topic: Call me plain stupid, but I can't figure out what those words have in common. I've even translated them to danish just to be sure I didn't miss a point. I didn't...

EDIT: Never mind, got it, found a hint on another forum...

Hint on this? I've looked for things within the words, and I've tried something, but it didn't work.

You need to look at the outside of the word rather than the inside...