unassumingness unassumingly • unassured · · · Info · Definitions · Synonyms · Characters · · unassumingness · · Text Latin · · Script 14 · · Length Definitions · · · (noun) a quality of naturalness and simplicity. Synonyms: sincerity. Example: "The simple sincerity of folk songs." · · Noun Definition 1 Synonyms · · · sincerity · · Synonym 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E s latin small letter s U+0073 u latin small letter u U+0075