Casino and Foyer

Casino noun - A freestanding airy structure in a scenic setting (as a park) typically offering commanding views.

Foyer and casino are semantically related. In some cases you can use "Foyer" instead a noun "Casino".

Foyer noun - A centrally located room in a building that serves as a gathering or waiting area or as a passageway into the interior.

Casino and foyer are semantically related. Sometimes you can use "Casino" instead a noun "Foyer".