| screwball(noun, person, slang, sick, mad person) |
| snarl(verb, confuse, mistake, overlook, blunder) |
| softhead(noun, ability) |
| solecism(noun, break, slip, failure, fault) |
| transgress(verb, fall, blunder, stumble, stray) |
| trip(noun, verb, slip, failure, fault) |
| unseemliness(noun, slip, mistake, rudeness, lapse) |
| X(slip, failure, fault, mistake, lapse) |
| absurdity(slip, failure, fault, mistake, lapse) |
| abuse |
| addle(verb, fail, confuse, overlook, misconstrue) |
| ass(noun, ability) |
| bad job(expression, slip, failure, fault, mistake) |
| barbarism(slip, mistake, rudeness, impropriety, indecency) |
| basket case(noun, slang, sick, mad person) |
| be in error(verb, fall, blunder, stumble, scrabble) |
| be inaccurate(verb, fall, blunder, stumble, scrabble) |
| be incompetent(blow, harm, spoil, confuse, overlook) |
| be incorrect(verb, fall, blunder, stumble, scrabble) |
| be inefficient(blow, harm, spoil, confuse, overlook) |