confusedness vs mental confusion

confusedness and mental confusion both are nouns.

Word	Noun	Adjective	Verb	Adverb
confusedness	Yes	No	No	No
mental confusion	Yes	No	No	No

As nouns, confusedness and mental confusion are synonyms defined as:

confusedness and mental confusion: a mental state characterized by a lack of clear and orderly thought and behavior

Other synonyms of confusedness include confusion, disarray, muddiness.

confusedness (noun)	mental confusion (noun)
a mental state characterized by a lack of clear and orderly thought and behavior	a mental state characterized by a lack of clear and orderly thought and behavior