Synonyms and related words :
alliteration, angst, anguish, anxiety, assonance, banality, boredom, changelessness, cheerlessness, chime, colorlessness, dingdong, discomfort, discomposure, discontent, dislike, displeasure, disquiet, dissatisfaction, doldrums, drabness, dread, dreariness, drone, dullness, emptiness, ennui, existential woe, flatness, grimness, harping, humdrum, inquietude, insipidity, insipidness, invariability, irksomeness, jingle, jingle-jangle, joylessness, lack of pleasure, long-windedness, malaise, monotone, monotony, nausea, near rhyme, nongratification, nonsatisfaction, painfulness, pitter-patter, repeated sounds, repetitiousness, repetitiveness, rhyme, routine, savorlessness, singsong, slant rhyme, spleen, stale repetition, staleness, tastelessness, tediousness, tiresomeness, trot, uncomfortableness, unease, uneasiness, unhappiness, unnecessary repetition, unpleasure, unsatisfaction, vapidity, vexation of spirit, wearisomeness, yawn|