小こ首くびを傾かしげる

expression, ichidan verb

look slightly puzzled; tilt one's head in doubt

Describes the gesture of tilting one's head slightly to one side when feeling doubtful, puzzled, or questioning something. Often used figuratively for a mental state of mild confusion.

• 彼かれの説せつ明めいに、彼かの女じょは小こ首くびを傾かしげた。

  She tilted her head slightly at his explanation, looking puzzled.

• その不ふ思し議ぎな話はなしを聞きいて、みんな小こ首くびを傾かしげた。

  Hearing that strange story, everyone looked slightly doubtful.