Same word as nonuniformity:

nonuniformity, diversity, irregularity, unevenness, multiformity, unconformity, roughness, dissimilarity, dissimilitude, divarication, divergence, diversified, varied, irregular, uneven, rough, multifarious, multiform, of various kinds, all manner of, all sorts of, all kinds of, variously, in all manner of ways, here there and everywhere