"Mycket vacker/jättevacker" (very beautiful) is probably the most formal way.
"het" is more like sexy or hot, and "ursnygg/skitsnygg" is used mostly among teens and but can be used in any everyday situation.
Kaiatai mental ninea
And is "och" in swedish.
På svenska
"King" in Swedish is "kung".
Apple is äpple in Swedish.
"Goal" in Swedish is "mål".
Suedoise is French for Swedish.
Equality is "jämlikhet" in Swedish.
School is skola in Swedish.
Adventures is äventyr in Swedish.
29 is tjugonio in Swedish.
Small is liten in Swedish.