fairness vs equity

fairness and equity both are nouns.

Word	Noun	Adjective	Verb	Adverb
fairness	Yes	No	No	No
equity	Yes	No	No	No

As nouns, fairness and equity are synonyms defined as:

fairness (noun)	equity (noun)
conformity with rules or standards	conformity with rules or standards
the property of having a naturally light complexion	the ownership interest of shareholders in a corporation
the quality of being good looking and attractive	the difference between the market value of a property and the claims held against it
ability to make judgments free from discrimination or dishonesty