commonality

a point which two or more things share in common one commonality between the two very different women is their passion for charity work Synonyms similarity, common denominator, congruity, correspondence, parallel, resemblance, similitudeRelated Words counterpart, equal, equivalent; analogy; homologyNear Antonyms difference, discrepancy; deviance, divergence, incongruence, incongruity; change, modification, variationAntonyms dissimilarity