logical vs logicalness

logical is not a noun while logicalness is a noun.

Word	Noun	Adjective	Verb	Adverb
logical	No	Yes	No	No
logicalness	Yes	No	No	No

logical (noun)	logicalness (noun)
	correct and valid reasoning

logical (adjective)	logicalness (adjective)
capable of or reflecting the capability for correct and valid reasoning
marked by an orderly, logical, and aesthetically consistent relation of parts
capable of thinking and expressing yourself in a clear and consistent manner
based on known statements or events or conditions