The definition of a blunder is a foolish mistake.
The definition of a lapse is a temporary failure in judgment or behavior or something that has declined in quality.
A botched or incompetently handled situation.
The act or an instance of botching or bungling:
An error or fault resulting from defective judgment, deficient knowledge, or carelessness.
A wrong or awkward step
The difference between optimal and actual output in a mechanical device.
Intense involvement in or enjoyment of a condition.
An act or thought that unintentionally deviates from what is correct, right, or true
The definition of a parapraxis is a slip of the tongue, or unintended action, which might reveal a hidden thought.
To cause to stumble or trip.
Find another word for slip-up. In this page you can discover 27 synonyms, antonyms, idiomatic expressions, and related words for slip-up, like: oversight, omission, error, blunder, lapse, mishap, blooper, bungle, flub, miscue and mistake.