candour

/K AE1 N D AO0 R/
noun
  1. 1

    Whiteness; brilliance; purity.

  2. 2

    The state of being sincere and open in speech; honesty in expression.

  3. 3

    Impartiality.

Source: https://en.wiktionary.org/wiki/candor, https://en.wiktionary.org/wiki/candour