←
Old English wyrm (cognate)
←
Proto-Germanic *wurmiz (inherited)
←
Old High German - (cognate)
←
Proto-Indo-European *wr̥mis (derived)
←
Old Saxon wurm (cognate)
→
Old English wyrm (cognate)
→
Faroese ormur (derived)
→
Icelandic ormur (derived)
→
Norwegian Bokmål orm (inherited)
→
Norwegian Nynorsk orm (derived)
→
Old Norse -inn (mention)