Where does “*raum” come from?

*raum (Proto-Germanic) comes from Proto-Germanic raumaz, from Proto-Indo-European rew- — to roar, growl, grumble; to roar; growl; grumble;...

Ancestry of “*raum”, step by step

*raum traces back through two separate lines of ancestry.

via Proto-Germanic raumaz

StepLanguageWordMeaning
1Proto-Germanicraumazskin; film; cream
2Proto-Indo-Europeanrew-to roar, growl, grumble; to roar; growl; grumble;...

via Proto-Indo-European rewǝgh-

StepLanguageWordMeaning
1Proto-Indo-Europeanrewǝgh-to sour

Words derived from “*raum

Every word from Proto-Indo-European rew-Every word from Proto-Germanic raumaz