simplicity vs naivety

simplicity and naivety both are nouns.

Word	Noun	Adjective	Verb	Adverb
simplicity	Yes	No	No	No
naivety	Yes	No	No	No

As nouns, naivety is a hypernym of simplicity; that is, naivety is a word with a broader meaning than simplicity:

Other hypernyms of simplicity include naiveness, naivete.

simplicity (noun)	naivety (noun)
freedom from difficulty or hardship or effort	lack of sophistication or worldliness
lack of ornamentation
the quality of being simple or uncompounded
absence of affectation or pretense
a lack of penetration or subtlety