DISCONTENT

discontentment [noun] [U] - a feeling of wanting better treatment or an improved situationDiscontent among junior ranks was rapidly spreading.Food rationing has been abandoned following popular/public discontent.There was widespread discontent at/about/over/with the plan.As he stopped speaking there were audible murmurs of discontent.Managers fear rumblings of discontent from shareholders if the new head-office project comes in spectacularly over budget.