知らぬ顔 | [しらぬかお, shiranukao] (n) pretending not to know; feigning ignorance [Add to Longdo] |
素知らぬ顔;そ知らぬ顔 | [そしらぬかお, soshiranukao] (n) pretending not to recognize (recognise); feigned ignorance [Add to Longdo] |
She put on an assumption of ignorance. | 彼女はそ知らぬ顔をした。 |