Old Norse þurs

← Old English þyrs (cognate)

← Finnish turisas (cognate)

← Finnish Tursas (mention)

← Finnish turso (mention)

← Proto-Germanic *þursaz (inherited)

← Proto-Germanic *þurisaz (mention)

← Old High German durs (cognate)

← Old High German duris (mention)

← Proto-Indo-European *tur- (derived)

← Proto-Indo-European *twer- (mention)

← Old Saxon thuris (cognate)

→ Old English þyrs (cognate)

→ Danish tosse (derived)

→ Middle English þurs (cognate)

→ Icelandic tossi (derived)

→ Norwegian Nynorsk tuss (inherited)

→ Old Norse hrímþurs (compound)

→ Old Saxon thuris (cognate)