Where does “arrumage” come from?

arrumage (Old French) comes from Old French arrumer, from Middle Dutch ruum, from Old Dutch rūm, from Proto-West Germanic rūm, from Proto-Germanic rūmaz, from Proto-Indo-European rewh₁- — free space.

Ancestry of “arrumage”, step by step

StepLanguageWordMeaning
1Old Frencharrumerto arrange the cargo in the hold
2Middle Dutchruum—
3Old Dutchrūmroomy, spacious
4Proto-West Germanicrūmroomy, spacious; room, open space
5Proto-Germanicrūmazroomy, spacious, open
6Proto-Indo-Europeanrewh₁-free space

Words derived from “arrumage”

Every word from Proto-Indo-European rewh₁- →Every word from Proto-Germanic rūmaz →Every word from Proto-West Germanic rūm →