巧こう笑しょう

noun

courteous laughter; forced laughter; polite smile

Refers to laughter or a smile that is socially expected rather than spontaneous, often in formal or service contexts. Can imply insincerity or effort.

• 彼かの女じょは巧こう笑しょうを浮うかべて客きゃくを迎むかえた。

  She greeted the customers with a courteous smile.

• 上じょう司しのつまらない冗じょう談だんに、巧こう笑しょうで応おうじた。

  I responded to my boss's boring joke with forced laughter.