Old Norse þræll

← Proto-Germanic *þragilaz (inherited)

← Proto-Germanic *þrahilaz (mention)

← Proto-Germanic *þrēhilaz (mention)

← Old High German drigil (cognate)

← Gothic 𐌸𐍂𐌰𐌲𐌾𐌰𐌽 (cognate)

← Proto-Indo-European *trāgʰ- (derived)

→ English thrall (derived)

→ English Threlkeld (derived)

→ Old English þræl (borrowed)

→ Old English þrag (cognate)

→ Danish træl (inherited)

→ Danish trælle (mention)

→ Faroese trælur (derived)

→ Scottish Gaelic tràill (borrowed)

→ Middle Low German drelle (derived)

→ Icelandic þræll (derived)

→ Norwegian Bokmål trell (inherited)

→ Norwegian Nynorsk træl (inherited)

→ Swedish träl (derived)