Synonyms for blunder

Noun

1. blunder, blooper, bloomer, bungle, foul-up, fuckup, flub, botch, boner, boo-boo, mistake, error, fault

usage: an embarrassing mistake

Verb

1. sin, blunder, boob, goof, transgress, offend, infract, violate, go against, breach, break

usage: commit a faux pas or a fault or make a serious mistake; "I blundered during the job interview"

2. fumble, blunder, pass, go through, go across

usage: make one's way clumsily or blindly; "He fumbled towards the door"

3. blurt out, blurt, blunder out, blunder, ejaculate, talk, speak, utter, mouth, verbalize, verbalise

usage: utter impulsively; "He blurted out the secret"; "He blundered his stupid ideas"