uniformity

[1]	regularity , similarity , sameness , homogeneity , consistency , symmetry , evenness , invariability , unchangeability , similitude , conformity , agreement , concord , accord , harmoniousness , harmony , concordance , accordance , conformance , correspondence
[2]	dullness , uniformness , monotony , drabness , sameness , tedium , featurelessness , flatness , invariability , lack of variety , changelessness