correlation vs reciprocity

correlation and reciprocity both are nouns.

Word	Noun	Adjective	Verb	Adverb
correlation	Yes	No	No	No
reciprocity	Yes	No	No	No

As nouns, reciprocity is a hypernym of correlation; that is, reciprocity is a word with a broader meaning than correlation:

Other hypernyms of correlation include reciprocality.

correlation (noun)	reciprocity (noun)
a statistic representing how closely two variables co-vary; it can vary from -1 (perfect negative correlation) through 0 (no correlation) to +1 (perfect positive correlation)	mutual exchange of commercial or other privileges
a statistical relation between two or more variables such that systematic changes in the value of one variable are accompanied by systematic changes in the other	a relation of mutual dependence or action or influence
a reciprocal relation between two or more things