unknowingness vs ignorantness

unknowingness and ignorantness both are nouns.

Word	Noun	Adjective	Verb	Adverb
unknowingness	Yes	No	No	No
ignorantness	Yes	No	No	No

As nouns, unknowingness and ignorantness are synonyms defined as:

unknowingness and ignorantness: ignorance (especially of orthodox beliefs)

Other synonyms of unknowingness include nescience, unknowing.

unknowingness (noun)	ignorantness (noun)
unconsciousness resulting from lack of knowledge or attention	ignorance (especially of orthodox beliefs)
ignorance (especially of orthodox beliefs)