disagree, v. be [at variance], [differ], [contend], [dissent], [contradict], [quarrel], altercate, spar.
disagreeable, a. [unpleasant], [distasteful], [offensive], [fulsome], [uncongenial], [contrary], incongruous, inconformable, [inconsistent].
disagreeing, a. incompatible.
disagreement, n. [difference]; [quarrel], [bickering], [dispute], altercation, sparring, [squabble], [contention], [controversy], [dissent], [variance].
disappear, v. [vanish], evanesce, recede, be lost to [view].
disappearance, n. [vanishing], evanescence.
disappoint, v. dissatisfy, [frustrate], [balk], [foil], [baffle], [defeat].
disappointment, n. [frustration], [dissatisfaction], balking, [defeat], nonsuccess.
disapproval, n. disapprobation, [dislike], [disfavor].
disaster, n. [calamity], [mishap], [catastrophe], [casualty].