slip up
Err in action
To slip up is to make a mistake, usually a minor one caused by carelessness or inattention: I slipped up and sent the email to the wrong person.
As a noun, a slip-up is such an error: One slip-up could cost us the account.
The phrase suggests stumbling rather than deliberate wrongdoing.
blunder
Foolish, costly mistake
faux pas · oversight · misstep · flub · goof · lapse · fumble · bungle · snafu · miscue
- mishapsmishap, accident, mistake, blunder, error
- mistakesmistake, mistakes, error, errors, blunder
- oopsoops, whoops, whoopsie, oopsie, woopsie
- clumsinessclumsiness, clumsy, awkwardness, fumble, stumble
- embarrassmentembarrassed, blush, humiliated, mortify, mortified
- foolishnessfoolishness, silliness, foolish, stupid, folly
success vs. failure in execution
slip upsucceed
Achieve a desired aim
nail it · ace it · pull it off · hit the mark · deliver
carefulness vs. carelessness
slip upbe careful
Exercise caution and prudence
take care · pay attention · be vigilant · double-check · stay focused