monotony, sameness, monotonousness, monotone, dullness, tediousness, tedium, repetitiveness, routine, uniformity, dreariness, flatness, invariability, tiresomeness, similarity, evenness, lack of variety, repetitiousness, ennui, repetition, dryness, deadliness, boredom, routineness, sameyness, predictability, oneness, wearisomeness, identicalness, levelness, likeness, unchangeableness, continuance, equability, colorlessness, continuity, same old thing, lack of variation, lack of excitement, standardization, consistency, regularity, weariness, changelessness, standardisation, blandness, doldrums, restlessness, blahs, malaise … more

tedium, dreariness, boredom, tediousness, dullness, sameness, blandness, monotony, routine, vapidity, drabness, lifelessness, weariness, dryness, insipidity, uniformity, doldrums, ennui, banality, slowness, aridity, routineness, jejuneness, restlessness, monotonousness, sameyness, tiresomeness, colourlessness, prosaicness, deadliness, featurelessness, unchangingness, blahs, wearisomeness, deadness, yawn, uneventfulness, irksomeness, mundaneness, prolixity, drudgery, lack of variety, lack of variation, the doldrums, lack of interest, lack of excitement, flatness, repetitiveness, repetition, lack of diversity … more