Where does “レインボー” come from?

レインボー (Japanese) comes from English rainbow, from German Regenbogen, from Middle High German rëgenboge, from Old High German reginbogo, from Proto-Germanic regnabugô, from Proto-Germanic bugô, from Proto-Indo-European bʰugʰ-, from Proto-Indo-European bʰewgʰ- — to bend; curve, arch.

レインボー (Japanese): rainbow

Definitions

  1. rainbow

Ancestry of “レインボー”, step by step

StepLanguageWordMeaning
1EnglishrainbowA multicoloured arch in the sky, produced by...
2GermanRegenbogenrainbow
3Middle High Germanrëgenboge
4Old High Germanreginbogorainbow
5Proto-Germanicregnabugôrainbow
6Proto-Germanicbugôbow
7Proto-Indo-Europeanbʰugʰ-bow; arch
8Proto-Indo-Europeanbʰewgʰ-to bend; curve, arch
Every word from Proto-Indo-European bʰewgʰ-Every word from Proto-Indo-European bʰugʰ-Every word from Proto-Germanic bugô