1) Comfortable lifestyle 2) Conspicuous wealth 3) Evident wealth 4) French word used in English 5) Great riches 6) Lavish living 7) Luxurious living 8) Luxuriousness 9) Luxury 10) Luxury, sumptuousness 11) Plenty 12) Richness 13) Sumptuousness 14) The state of being opulent 15) Wealth 16) Wealthiness Found on https://www.crosswordclues.com/clue/opulence
Op'u·lence noun [ Latin opulentia : confer French opulence . See Opulent .] Wealth; riches; affluence. Swift Found on http://www.encyclo.co.uk/webster/O/27
opulence 1. Wealth as evidenced by sumptuous living. 2. Wealth, riches, or affluence. 3. Great abundance; profusion; relating to resources or goods; having plenty. Found on http://www.wordinfo.info/words/index/info/view_unit/1495/