belittle, deprecate, depreciate, discount, disparage, make light of, make little of, make nothing of, minimize, miscalculate, misestimate, misjudge, misprize, sell short, set at naught, set little by, shrug off, think little of, think nothing of, underprize, underrate, underreckon, undervalue
despise, contemn, scorn, disdain, feel contempt for, view with a scornful eye, disregard, slight, not mind, pass by, look down upon, hold cheap, hold in contempt, hold in disrespect, think nothing of, think small beer of, make light of, underestimate
, esteem slightly, esteem of small or no account, take no account of, care nothing for, set no store by, not care a straw, sneeze at, set at naught, laugh in one's sleeve, laugh up one's sleeve, snap one's fingers at, shrug one's shoulders, turn up one's nose at, pooh-pooh, damn with faint praise, whistle at, sneer at, curl up one's lip, toss the head, traiter de haut enbas, laugh at, point the finger of scorn, hold up to scorn, laugh to scorn, scout, hoot, flout, hiss, scoff at, turn one's back upon, turn a cold shoulder upon, tread upon, trample upon, trample under foot, spurn, kick, fling to the winds, send away with a flea in the ear.
misjudge, misestimate, misthink, misconjecture, misconceive, fly in the face of facts, miscalculate, misreckon, miscompute, overestimate, underestimate
, prejudge, forejudge, presuppose, presume, prejudicate, dogmatize, have a bias, have only one idea, jurare in verba magistri, run away with the notion, jump to a conclusion, rush to a conclusion, leap to a conclusion, judge hastily, shoot from the hip, jump to conclusions, look only at one side of the shield, view with jaundiced eye, view through distorting spectacles, not see beyond one's nose, dare pondus fumo, get the wrong sow by the ear, give a bias, give a twist, bias, warp, twist, prejudice, prepossess.
, undervalue, underreckon, depreciate, disparage, not do justice to, misprize, disprize, ridicule, slight, neglect, slur over, make light of, make little of, make nothing of, make no account of, belittle, minimize, think nothing of, set no store by, set at naught, shake off as dewdrops from the lion's mane.