English to English

noun (n)

• the quality of innocent naivete(noun.attribute)

  Synonym:
  ingenuousness, innocence, naturalness
  

  source: wordnet30
• ingenuousness by virtue of being free from artful deceit(noun.attribute)

  Antonym:
  artfulness
  

  source: wordnet30
• The quality of being artless, or void of art or guile; simplicity; sincerity.(noun)

  source: webster1913