←
Proto-Germanic *alu (inherited)
←
Proto-Norse ᚨᛚᚢ (inherited)
←
Proto-Indo-European *h₂elut- (derived)
→
Old English ealu (cognate)
→
Icelandic öl (inherited)
→
Norwegian Bokmål øl (derived)
→
Norwegian Nynorsk øl (derived)
→
Old Saxon alo (cognate)