Where does “床虫” come from?

床虫 (Japanese) comes from Japanese 床, from Middle Chinese 床.

床虫 (Japanese): bedbug

Definitions

  1. bedbug

Ancestry of “床虫”, step by step

床虫 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesethe floor; a bed; a raised area of a stage where...
2Middle Chinese

via Japanese

StepLanguageWordMeaning
1Japanesea bug, insect, worm; a serpent, snake; a worm
Every word from Middle Chinese Every word from Japanese