Proto-Indo-European *gʷol-

→ Afrikaans kool (derived)

→ Irish gual (derived)

→ Scottish Gaelic gual (derived)

→ Indonesian kol (derived)

→ Icelandic kol (derived)

→ Norwegian Bokmål kull (derived)

→ Dutch kool (derived)

→ Norwegian Nynorsk kol (derived)

→ Old Norse kol (derived)

→ Swedish kol (derived)