Словарь синонимов английского языка - solecism

(n) error, slip, impropriety, fault, breach, violation, lapse, mistake, misusage, incongruity, inconsistency, barbarism, blunder, gaffe, bungle, fumble, gaucherie, faux pas, botch or botch-up, Colloq boo-boo, US flub, Slang boner, Brit boob, bloomer, Chiefly ES and Canadian blooper: Solecisms in his writing include failure of subject and verb to agree.