The Oxford Thesaurus An A-Z Dictionary of Synonyms - candour n.

1) openness, frankness, ingenuousness, simplicity, na‹vety, outspokenness, unreservedness, forthrightness, honesty, sincerity, directness, straightforwardness, unequivocalness: I admire her candour, but the truth sometimes hurts. 2) impartiality, fairness, justice, objectivity, open-mindedness: In criticism candour is as rare as bigotry is frequent.