Stroke count: 10
Meaning: cry, honking of birds, droning of cicadas
Kunyomi: れつ
Onyomi: レイ
Composition: 口 戻
Radical: 口
Meaning: mouth, opening
風声鶴唳 （フウセイカクレイ） getting frightened even by a slight noise, hearing the enemy in every leaf that rustles, being afraid of one's own shadow