1.
grimace; sour face; frown; displeased expression
A facial expression showing displeasure, reluctance, or dissatisfaction. A furrowed brow or tight-lipped look.
渋面 describes a facial expression showing displeasure, reluctance, or dissatisfaction — a grimace or sour look.
Etymology
渋 (astringent/reluctant, on'yomi of 渋い) + 面 (face)
Common patterns
Similar words
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渋面 is a formal, literary word. In everyday conversation, 嫌な顔 or しかめ面 is more natural. 渋面 appears frequently in novels and news articles.