From Proto-Germanic*bēlą, from Proto-Indo-European*bʰel-. Cognate with the Old Norse bál (whence the Icelandic bál(“a fire; a conflagration”), Danish bål(“fire, bonfire, pyre”), Norwegian bål and Swedish bål(“pyre, bonfire”)). Proto-Indo-European cognates include Sanskrit भाल(bhāla, “splendour”), Ancient Greek φαλός(phalós, “white”) and Old Armenian բալ(bal, “fog”).