蛇に噛まれて朽ち縄に怖じる（へびにかまれてくちなわにおじる）

Japanese vocabulary

Meaning: once bitten twice shy; to become over cautious from a bad experience; to be bitten by a snake and thus fear a rotten rope (which resembles a snake)

See it used in real works

• Example sentences from Japanese novels & web fiction (Massif)
• Hear “蛇に噛まれて朽ち縄に怖じる” pronounced in real videos (YouGlish)