6 letters · 9 points in Scrabble
originEtymology tree Proto-Indo-European *gʷeyh₃-der. Ancient Greek βῐ́ος (bĭ́os) Ancient Greek βῐο- (bĭo-)der. English bio- Proto-Indo-European *ǵʰeh₂-der. Ancient Greek χαῦνος (khaûnos) Ancient Greek χάος (kháos)der. Dutch gasbor. English gas English biogas From bio- + gas.
Etymology from Wiktionary, CC BY-SA 3.0