From Middle High German sich, from Old High German sih. Cognate to German sich.

The generalization to all persons and numbers was most likely influenced by Slavic languages; compare Polish siebie, Russian себя (sebja), Ukrainian себе (sebe), Bulgarian себе (sebe).


זיך (zikh)

  1. Reflexive pronoun for all persons and numbers: itself, himself, herself, oneself, themselves, myself, ourselves, yourself, yourselves.
  2. (Hungarian Yiddish, New York Chassidish) Reflexive pronoun for the third person only: itself, himself, herself, oneself, themselves.