The proper term for luggage for a hat would be a hat box.
luggage
Dappy hats but their real name is peruvian hats
Originally called "steeple-crowned hats," witches' hats are currently just called "pointy hats."
camel hats or flap hats
pom pom hats
Luggage is called Bagasie in Afrikaans.
The hats of the Queens Guards are tall and furry,they are called Busby's
They are known by many names such as Sherpa hats or Dappy hats or Pervervian hats
People who make hats are known as 'Milliners' The industry itself is called 'Millonry'
A carry on luggage basically is a bag that can be carried and bears the size of a bag that can fit inside the luggage compartment of the airplane.
The place where luggage is kept in an airplane is called the cargo hold.
The area where you pick up your luggage at an airport is called a baggage claim.