The Swedish word for 'Crazy' is 'Galen'.
Idiot is idiot in Swedish. It isn't pronounced the same way as in English tho. It's pronounced with a long "o", kinda like you would say "woot". Just say "idioot" with a similar o-sound.
Crazy is galen or galet depending on the grammatical gender of the word you are describing.
And is "och" in swedish.
På svenska
"King" in Swedish is "kung".
Suedoise is French for Swedish.
"Goal" in Swedish is "mål".
Equality is "jämlikhet" in Swedish.
Episode is episod in Swedish.
Small is liten in Swedish.
29 is tjugonio in Swedish.
Fire is eld in Swedish.