fleering

/F L IH1 R IH0 NG/
verb
  1. 1

    To make a wry face in contempt, or to grin in scorn

  2. 2

    To grin with an air of civility; to leer.

noun
  1. 1

    Scorn; derision

Source: https://en.wiktionary.org/wiki/fleer, https://en.wiktionary.org/wiki/fleering