mistake

1 a wrong judgment I made a mistake when I assumed that you were looking for a serious relationship Synonyms misapprehension, miscalculation, misjudging, misjudgment, misstep, slip, slipup Related Words blunder, boner, boob [British], clinker, errancy, error, fault, flub, fumble, gaffe, goof, inaccuracy, lapse, miscue, stumble, trip; foul-up, muff; misstatement; misconception, misconstruction, misconstruing, misimpression, misinterpretation, misprision, misunderstanding

2 an unintentional departure from truth or accuracy made a mistake on the exam that almost cost her a passing grade Synonyms blunder, bobble, boob [British], boo-boo, brick, clanger [British], clinker, fault, flub, fluff, fumble, gaff, gaffe, goof, inaccuracy, lapse, miscue, misstep, error, oversight, screwup, slip, slipup, stumble, tripRelated Words bloomer, blooper, boner, howler, pratfall; foul-up, snafu; misapprehension, miscalculation, miscomprehension, misconception, misconstruction, miscue, misdescription, misimpression, misinterpretation, misjudgment, misreading, misstatement, misunderstandingNear Antonyms accuracy, correctness, exactitude, exactness, preciseness, precision, strictness; inerrancy, infallibility, perfection

1 to fail to understand the true or actual meaning of the auctioneer mistook my nod for a bid, and I ended up buying a painting I don't even like Synonyms misapprehend, misconstrue, misinterpret, misknow, misperceive, misread, miss, misunderstandRelated Words misconceive, misdeem, misjudge; mishearAntonyms appreciate, apprehend, catch, comprehend, conceive, fathom, get, grasp, grok, know, make out, penetrate, perceive, savvy, see, seize, take in, understand

2 to make an incorrect judgment regarding you seriously mistake me if you think I scare so easily Synonyms misconceive, misdeem, misestimate, misgauge, misjudge, mismeasure, miscalculateRelated Words misapprehend, misconstrue, misinterpret, misknow, misperceive, misunderstand; overestimate, overrate, overvalue; misesteem, underestimate, underrate, undervalue; miscount, misreckon

3 to fail to differentiate (a thing) from something similar or related she mistook physical attraction for love Synonyms conflate, confound, confuse, mix (up)Related Words lump (together); misapply, miscall, misidentify, misnameAntonyms difference, differentiate, discriminate, distinguish, separate