The first and middle name listed on the boarding pass.
Thin cardboard that is generally found on cereal boxes is called uncorrugated cardboard.
You would call strong cardboard 'cardboard'. It doesn't matter how strong it is, the cardboard is still cardboard. Even if the cardboard is extremely stiff, it is still cardboard, and there is no special name for it.
Unfortunately, there is no actual scientific word for cardboard
Royal boarding school
Oaktag
If you lose your boarding pass you can normally go to the gate and have them check your name in the system. If you lose both your passport and boarding pass you're in trouble.
roflboard
No, EasyJet does not require your middle name to be included on your boarding pass. Only your first name and surname are necessary for the booking. However, it’s important that the name on your boarding pass matches the name on your identification for security purposes. If you have any concerns, it's best to check with EasyJet directly.
Gruel
Yes, the noun 'ticket' is a commonnoun, a general word for a piece of paper or cardboard that allows admission, boarding, or participation in something.
'Boarding' means that people are being allowed on the plane at this time. If your flight has the status 'boarding', you should go to the gate and board (hence the name) the plane.