mistake

Noun

• part of a statement that is not correct
  • the book was full of errors
    

• an understanding of something that is not correct
  • he wasn't going to admit his mistake
    
  • make no mistake about his intentions
    
  • there must be some misunderstanding--I don't have a sister
    

• a wrong action attributable to bad judgment or ignorance or inattention
  • he made a bad mistake
    
  • she was quick to point out my errors
    
  • I could understand his English in spite of his grammatical faults
    

Verb

• to make a mistake or be incorrect

• identify incorrectly
  • Don't mistake her for her twin sister
    

Related words

• Synonyms: 
  error , misunderstanding , misapprehension , fault , err , slip , misidentify