Icelandic kol

← Proto-Germanic *kulą (inherited)

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

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

← Old Norse kol (inherited)

→ Icelandic kolefni (compound)

→ Icelandic kolbítur (mention)

→ Icelandic kolsýra (affix)

→ Icelandic kolkrabbi (affix)