知しらぬ顔かお

noun

feigned ignorance; pretending not to know; ignoring

Describes the act of deliberately ignoring someone or something, often by pretending not to notice. Commonly used in the phrase 知らぬ顔をする.

See also: 知らん顔

• 彼かれは私わたしを見みても知しらぬ顔かおをした。

  He pretended not to know me even though he saw me.

• 困こまっている人ひとがいても、多おおくの人ひとは知しらぬ顔かおで通とおり過すぎる。

  Even when someone is in trouble, many people pass by with feigned ignorance.

noun

unconcerned air; indifference; nonchalance

Refers to an attitude of not caring or being indifferent, often shown by a blank or unconcerned expression. Can overlap with sense 1 but emphasizes the emotional state rather than the act of ignoring.

• 彼かの女じょは何なにがあっても知しらぬ顔かおで座すわっている。

  No matter what happens, she sits there with an unconcerned air.