Dullness in Malayalam

Malayalam words whose English meaning includes “dullness”:

മടുപ്പ് (maduppu) — Boredom, monotony, dullness, decline in price, weariness, aversion.
മന്ദത (mandhatha) — Stupidity, slowness, laziness, dullness, weakness, slovenliness.
വൈരസ്യം (vairasyam) — Monotony, boredom, dullness, disgust.