wilfulness vs willfulness

wilfulness and willfulness both are nouns.

Word	Noun	Adjective	Verb	Adverb
wilfulness	Yes	No	No	No
willfulness	Yes	No	No	No

As nouns, wilfulness and willfulness are synonyms defined as:

wilfulness and willfulness: the trait of being prone to disobedience and lack of discipline

Other synonyms of wilfulness include fractiousness, unruliness.

wilfulness (noun)	willfulness (noun)
the trait of being prone to disobedience and lack of discipline	the trait of being prone to disobedience and lack of discipline