←
Old English rūm (cognate)
←
Proto-Germanic *rūmą (inherited)
←
Old High German rūm (cognate)
←
Proto-Indo-European *rowǝ- (derived)
←
Low German Ruum (cognate)
←
Old Saxon rūm (cognate)
→
Westrobothnian rom (mention)
→
Icelandic rúm (derived)
→
Norwegian Bokmål rom (derived)
→
Norwegian Nynorsk rom (derived)
→
Swedish rum (inherited)