sumptuosity sumptuary • sumptuous · · · Info · Definitions · Synonyms · Characters · · sumptuosity · · Text Latin · · Script 11 · · Length Definitions · · · (noun) the quality possessed by something that is excessively expensive. Synonyms: lavishness, luxury, sumptuousness. · · Noun Definition 1 Synonyms · · · lavishness · · Synonym 1 luxury · · Synonym 2 sumptuousness · · Synonym 3 Characters · · i latin small letter i U+0069 m latin small letter m U+006D o latin small letter o U+006F p latin small letter p U+0070 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075 y latin small letter y U+0079