luxurious

Concise Oxford English Dictionary © 2008 Oxford University Press:
luxurious/lʌɡˈʒʊəriəs/

▶adjective characterized by luxury.

■ giving self-indulgent pleasure.

– derivatives
luxuriously adverb,
luxuriousness noun.

– origin ME: from OFr. luxurios, from L. luxuriosus, from luxuria ‘luxury’.

usage: Luxurious and luxuriant are sometimes confused. Luxurious chiefly means ‘very comfortable and involving great expense’ (a luxurious hotel), whereas luxuriant means ‘rich and profuse in growth’ (luxuriant subtropical vegetation).