Where does “reda” come from?

reda (Old High German) comes from Proto-Germanic raþjǭ, from Proto-Indo-European h₂reh₁-, from Proto-Indo-European h₂er- — to fit, to fix, to put together.

Ancestry of “reda”, step by step

StepLanguageWordMeaning
1Proto-Germanicraþjǭaccount, reasoning
2Proto-Indo-Europeanh₂reh₁-to think, reason; to arrange
3Proto-Indo-Europeanh₂er-to fit, to fix, to put together

Words derived from “reda

Every word from Proto-Indo-European h₂er-Every word from Proto-Indo-European h₂reh₁-Every word from Proto-Germanic raþjǭ