equivalency

the state or fact of being exactly the same in number, amount, status, or quality as long as there's a rough equivalency in the armaments of the two countries, neither is likely to attack the other Synonyms coequality, coordinateness, equality, equivalence, par, parity, samenessRelated Words comparability, compatibility, correlation, correspondence; alikeness, community, likeness, parallelism, resemblance, similarity, similitude; exchangeability, interchangeability; identicalness, identityNear Antonyms difference, disagreement, discrepancy, disparateness, disparity, distinction, distinctiveness, distinctness, divergence, diverseness, diversity; incompatibility; dissimilarity, unlikenessAntonyms imparity, inequality, nonequivalence