fair-mindedness vs fairness

fair-mindedness and fairness both are nouns.

Word	Noun	Adjective	Verb	Adverb
fair-mindedness	Yes	No	No	No
fairness	Yes	No	No	No

As nouns, fair-mindedness and fairness are synonyms defined as:

fair-mindedness and fairness: ability to make judgments free from discrimination or dishonesty

Other synonyms of fair-mindedness include candor, candour.

fair-mindedness (noun)	fairness (noun)
ability to make judgments free from discrimination or dishonesty	conformity with rules or standards
	the property of having a naturally light complexion
	the quality of being good looking and attractive
	ability to make judgments free from discrimination or dishonesty