ostentatiousness ostentatiously • ostentive · · · Info · Definitions · Synonyms · Characters · · ostentatiousness · · Text Latin · · Script 16 · · Length Definitions · · · (noun) lack of elegance as a consequence of being pompous and puffed up with vanity. Synonyms: ostentation, pomposity, pompousness, pretentiousness, puffiness, splashiness, inflation. · · Noun Definition 1 Synonyms · · · ostentation · · Synonym 1 pomposity · · Synonym 2 pompousness · · Synonym 3 pretentiousness · · Synonym 4 puffiness · · Synonym 5 splashiness · · Synonym 6 inflation · · Synonym 7 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075