De luxe and High-class

De luxe adjective - Elegant and sumptuous.

High-class and de luxe are semantically related. in luxurious topic. In some cases you can use "High-class" instead an adjective phrase "De luxe", when it comes to topics like better, abundant.

High-class adjective - Of the very best kind.

De luxe and high-class are semantically related. You can use "De luxe" instead an adjective phrase "High-class".