Old Norse gulr

← Proto-Germanic *gulaz (inherited)

← Proto-Indo-European *ǵʰelh₃- (root)

← Proto-Indo-European *ǵʰelh₃- (inherited)

→ English gullible (derived)

→ Danish gul (derived)

→ Faroese gulur (inherited)

→ Westrobothnian goḷa (inherited)

→ Icelandic gulur (inherited)

→ Norwegian Bokmål gul (derived)

→ Norwegian Nynorsk gul (inherited)

→ Swedish gul (inherited)