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Synonyms

on purpose

Idioms  
  1. Deliberately, intentionally, as in He left the photo out of the story on purpose . Shakespeare's use of this idiom was among the earliest; it appears in The Comedy of Errors (4:3): “On purpose shut the doors against his way.”

  2. accidentally on purpose . Seemingly accidentally but actually deliberately, as in She stepped on his foot accidentally on purpose . This generally jocular phrase was first recorded in 1862.