Deluxe and World-class

Deluxe adjective - Showing obvious signs of wealth and comfort.

World-class and deluxe are semantically related In some cases you can use "World-class" instead an adjective "Deluxe".

World-class adjective - Ranking above all others.

Deluxe and world-class are semantically related in superior topic. Sometimes you can use "Deluxe" instead an adjective phrase "World-class".