sameness

1 a tedious lack of variety the endless sameness of what we keep having for dinner is starting to bore me Synonyms humdrum, monotone, monotonousness, monotonyRelated Words uniformity; blahs, boredom, drabness, dullness (also dulness), ennui, restlessness, tediousness, tedium, tiresomeness, weariness, wearisomenessNear Antonyms diversity, multiplicity, variety; variability, variation; absorption, engagement, engrossment, enthrallment, fascination, grip, interest, intrigue, involvement; animation, enlivenment, excitement, invigoration, stimulation

2 the state of being exactly alike the sameness of the two essays made the teacher immediately suspect plagiarism Synonyms identicalness, identityRelated Words oneness, selfsameness; homogeneity, homogeneousness, homology; equality, equivalence; accordance, agreement, conformity, congruity, correspondence, likeness, resemblance, similarityNear Antonyms alteration, change, modification, variation; distinction, distinctiveness, distinctness, exoticness, individuality, separateness, separation, uniqueness, unusualness; deviance, divergence; variance; incompatibility, incongruence, incongruity, incongruousness; contrastAntonyms difference, disagreement, discrepancy, disparateness, disparity, dissimilarity, unlikeness

3 the state or fact of being exactly the same in number, amount, status, or quality the striking sameness of the results for both experiments suggests that this is a real discovery Synonyms coequality, coordinateness, equality, equivalency, par, parity, equivalenceRelated 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