This is the 12994th most frequent Swedish word.
särklass
"Särklass" means "a class of its own" or "exceptional category."
Here, 'särklass' is used to emphasize someone's position as distinctly superior in comparison to others.
Hon är i särklass den bästa spelaren i laget.
She is by far the best player in the team.
In this context, 'särklass' highlights the exceptional quality of the movie compared to others the speaker has watched.
Filmen var i särklass den mest spännande jag har sett.
The movie was by far the most exciting I have seen.
Here, 'särklass' indicates that the food served at the restaurant is markedly better than the competing options available.