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hebinikamaretekuchinawaniojiru

expression · ichidan verb

1. once bitten twice shy
2. to become over cautious from a bad experience
3. to be bitten by a snake and thus fear a rotten rope (which resembles a snake)

Study it in Yanamino