Where does “rūhhan” come from?

rūhhan (Old High German) comes from Old High German riohhan, from Proto-West Germanic reukan, from Proto-Germanic reukaną, from Proto-Indo-European rougi-.

Ancestry of “rūhhan”, step by step

StepLanguageWordMeaning
1Old High Germanriohhanto smell; to smoke
2Proto-West Germanicreukanto smoke, to give off smoke
3Proto-Germanicreukanąto smoke, to give off a vapour
4Proto-Indo-Europeanrougi-—

Words derived from “rūhhan”

Every word from Proto-Indo-European rougi- →Every word from Proto-Germanic reukaną →Every word from Proto-West Germanic reukan →