bonhomie

noun

Etymology: PIE word *dʰéǵʰōm Borrowed from French bonhomie, bonhommie (“good-heartedness; extreme credulity”), from bonhomme (“chap, fellow; courageous man; peasant; unwise man who allows himself to be deceived and dominated”) (from bon (“good”) + homme (“man”)) + -ie (suffix forming feminine, usually abstract, nouns).

1. A friendly, good-natured, pleasant manner; an affable and approachable disposition; friendliness.

   “His ungainly person and awkward manners were against him with men accustomed to the graces of society, and he was not sufficiently at home to give play to his humor and to that bonhomie which won the hearts of all who knew him.”

   “[T]he unknown Arlo Guthrie takes the stage, ending up in the movie, and – through sheer bonhomie – selling a million copies of Alice's Restaurant.”

2. An atmosphere of friendliness and good cheer.
3. A cheerful remark.