look of amazement; dumbfounded expression
Describes a facial expression showing disbelief, astonishment, or exasperation, often in reaction to something unexpected or foolish.
She gave him a look of amazement at his excuse.
At the sheer number of mistakes, the teacher sighed with a dumbfounded expression.
Standard kanji spelling.
Mixed kana-kanji spelling; less common but still encountered.
Compound of 呆れ (continuative form of 呆れる, 'to be amazed') + 顔 ('face').