innocence vs artlessness

innocence and artlessness both are nouns.

Word	Noun	Adjective	Verb	Adverb
innocence	Yes	No	No	No
artlessness	Yes	No	No	No

As nouns, innocence and artlessness are synonyms defined as:

Other synonyms of innocence include ingenuousness, naturalness.

innocence (noun)	artlessness (noun)
the quality of innocent naivete	ingenuousness by virtue of being free from artful deceit
a state or condition of being innocent of a specific crime or offense	the quality of innocent naivete
the state of being unsullied by sin or moral wrong; lacking a knowledge of evil