incognizance vs cognizance

incognizance and cognizance both are nouns.

Word	Noun	Adjective	Verb	Adverb
incognizance	Yes	No	No	No
cognizance	Yes	No	No	No

incognizance (noun)	cognizance (noun)
a lack of knowledge or recognition	having knowledge of
	range of what one can know or understand
	range or scope of what is perceived