Luggage is called Bagasie in Afrikaans.
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.
The proper term for luggage for a hat would be a hat box.
malletier
Porter!
porter
Yes, the ferry staff will check your luggage if you're in a big group. Many ferry services ask large groups to arrive early for check-in.
A luggage with 4 wheels. It's called a spinner because you can spin it, while with 2 wheels you can't.
I seem to recall that at one time Samsonite had a line of luggage called Ultra-lite (or Ultra-Light), but today many companies call their luggage "lite", or "light", or "ultra-lite", etc. But do not believe the claims. Weigh the luggage yourself and compare. Most rolling luggage will be about the same. If you want real light weight luggage look for a hard-side polycarbonate piece of luggage.
It is called the boot.