Where does “rūost” come from?

rūost (Livonian) comes from Proto-Finnic roostek, from Proto-Germanic rustaz, from Proto-Indo-European rudʰso-, from Proto-Indo-European h₁rewdʰ- — red.

rūost (Livonian): rust

Definitions

  1. rust

Ancestry of “rūost”, step by step

StepLanguageWordMeaning
1Proto-Finnicroostekrust
2Proto-Germanicrustazrust
3Proto-Indo-Europeanrudʰso-red
4Proto-Indo-Europeanh₁rewdʰ-red
Every word from Proto-Indo-European h₁rewdʰ- →Every word from Proto-Indo-European rudʰso- →Every word from Proto-Germanic rustaz →