naiveness naively • naivete · · · Info · Definitions · Synonyms · Characters · · naiveness · · Text Latin · · Script 9 · · Length Definitions · · · (noun) lack of sophistication or worldliness. Synonyms: naivete, naivety. · · Noun Definition 1 Synonyms · · · naivete · · Synonym 1 naivety · · Synonym 2 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 s latin small letter s U+0073 v latin small letter v U+0076