BELITTLE

v. diminish, minimize, disparage, slight, decry, detract from, depreciate, trivialize, deprecate, degrade, denigrate, downgrade, de-emphasize, discredit, criticize, derogate; reduce, mitigate, lessen, undervalue, underestimate, underrate, minimize, Colloq play down, pooh-pooh He belittles the efforts of others but accomplishes nothing himself