Crown means the throne/designation

"Crown" could also refer to the part of the head where you usually put a crown.

crown is a "hat" used to point out the royal family or as a verb it means to mark a person as a royal representative and "royal" is pretty opposite to "commoner"

" Crown to queen , or crown prince like prince William " . You are talking about the British tradition, Chinese do not use crown, Chinese use dragon symbol for the king and phoenix symbol for the queen.

呃，发错地方了，还有这词还能活用成形容词？