Copropraxia is a

tic A tic is a sudden, repetitive, nonrhythmic motor movement or vocalization involving discrete muscle groups.American Psychiatric Association (2000)DSM-IV-TR: Tourette's Disorder.''Diagnostic and Statistical Manual of Mental Disorders'', 4th ed., ...

consisting of involuntarily performing obscene or forbidden gestures, or inappropriate touching.Shimberg, Elaine Fantle (1995). ''Living with Tourette Syndrome''. New York: Simon & Schuster. p. 31. Copropraxia comes from the

Greek Greek may refer to: Greece Anything of, from, or related to Greece, a country in Southern Europe: *Greeks, an ethnic group. *Greek language, a branch of the Indo-European language family. **Proto-Greek language, the assumed last common ancestor ...

(''kópros''), meaning "

feces Feces ( or faeces), known colloquially and in slang as poo and poop, are the solid or semi-solid remains of food that was not digested in the small intestine, and has been broken down by bacteria in the large intestine. Feces contain a relati ...

", and (''prâxis''), meaning "action". Copropraxia is a rare characteristic of

Tourette syndrome Tourette syndrome or Tourette's syndrome (abbreviated as TS or Tourette's) is a common neurodevelopmental disorder that begins in childhood or adolescence. It is characterized by multiple movement (motor) tics and at least one vocal (phonic) ...

. Related terms are

coprolalia Coprolalia () is involuntary swearing or the involuntary utterance of obscene words or socially inappropriate and derogatory remarks. Coprolalia comes from the Greek (''kópros''), meaning "dung, feces", and (''laliā́'') "speech", from (''lal ...

, referring to involuntary usage of profane words,Coprolalia.
Dictionary.com, Accessed 21 November 2006. and

coprographia Coprographia is involuntarily making vulgar writings or drawings. Coprographia comes from the Greek (''kópros''), meaning "feces", and (''graphḗ''), meaning "writing". Related terms are coprolalia, the involuntary usage of obscene and/or pro ...

, making vulgar writings or drawings.

References

Symptoms and signs: Nervous system Tourette syndrome {{symptom-stub