sinlessness vs pureness

sinlessness and pureness both are nouns.

Word	Noun	Adjective	Verb	Adverb
sinlessness	Yes	No	No	No
pureness	Yes	No	No	No

As nouns, sinlessness and pureness are synonyms defined as:

sinlessness and pureness: the state of being unsullied by sin or moral wrong; lacking a knowledge of evil

Other synonyms of sinlessness include innocence, purity, whiteness.

sinlessness (noun)	pureness (noun)
the state of being unsullied by sin or moral wrong; lacking a knowledge of evil	a woman's virtue or chastity
	being undiluted or unmixed with extraneous material
	the state of being unsullied by sin or moral wrong; lacking a knowledge of evil