luxurious
Pronunciation: /lʌgˈʒʊərɪəs, lʌgˈzjʊə-, lʌkˈsjʊə-/
adjective

Origin:
Middle English (in the sense 'lascivious'): from Old French luxurios, from Latin luxuriosus, from luxuria 'luxury'

Luxurious and luxuriant are sometimes confused. Luxurious chiefly means ‘very comfortable, elegant, and involving great expense’, as in a luxurious hotel, whereas luxuriant means ‘rich and profuse in growth’, as in acres of luxuriant gardens.