tedium, monotony, boredom, dreariness, flatness, lifelessness, weariness, ennui, blandness, insipidity, vapidity, tediousness, lackluster, prosaicness, humdrum, repetitiveness, sameness, unvariedness,... [more]
tedium, monotony, boredom, dreariness, flatness, lifelessness, weariness, ennui, blandness, insipidity, vapidity, tediousness, lackluster, prosaicness, humdrum, repetitiveness, sameness, unvariedness,... [more]