←
Proto-Germanic *lungô (inherited)
←
Proto-Indo-European *lengʷʰ- (derived)
←
Norwegian lunge (cognate)
←
Old Norse lunga (inherited)
←
Swedish lunga (cognate)
→
Old English lungen (cognate)
→
Luxembourgish Long (cognate)
→
Norwegian Bokmål lunge (cognate)
→
Swedish lunga (cognate)