Formal, somewhat literary term for luxuriousness or extravagance, often used in written or critical contexts.
His lifestyle is the height of luxury.
Live surrounded by extravagant furnishings.
luxury item; luxury goods
The kanji 奢 means 'extravagance' or 'luxury', and 侈 means 'luxury' or 'pride'. The compound is a Sino-Japanese word (kango) combining two characters with similar meanings to emphasize the concept of luxury.