This is the 1814th most frequent Swedish word.
galet
"Crazy" or "insanely" (used to describe something extreme or absurd).
In this sentence, 'galet' is used to express a sense of amazement or disbelief about how quickly time passes.
Det är helt galet hur snabbt tiden går.
It's completely crazy how fast time flies.
Here, 'galet' describes someone's behavior as irrational or erratic.
Du beter dig galet när du är stressad.
You act crazily when you're stressed.
In this context, 'galet' is utilized to intensify the adjective 'good' to express an exceptionally positive opinion about the movie.