willfulness willfully • williamsite · · · Info · Definitions · Synonyms · Characters · · willfulness · · Text Latin · · Script 11 · · Length Definitions · · · (noun) the trait of being prone to disobedience and lack of discipline. Synonyms: unruliness, fractiousness, wilfulness. · · Noun Definition 1 Synonyms · · · unruliness · · Synonym 1 fractiousness · · Synonym 2 wilfulness · · Synonym 3 Characters · · e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E s latin small letter s U+0073 u latin small letter u U+0075 w latin small letter w U+0077