omigod

/OW0 M IH1 G AA0 D/
interjection
  1. 1

    Said in supplication.

  2. 2

    (mildly blasphemous) An expression of anger, frustration, excitement, shock, awe, dismay, etc.

Source: https://en.wiktionary.org/wiki/oh%20my%20God, https://en.wiktionary.org/wiki/omigod