13 letters · 20 points in Scrabble
noun from 345 million to 280 million years ago
adjective of or relating to the Carboniferous geologic era
adjective relating to or consisting of or yielding carbon
originEtymology tree Proto-Indo-European *kerh₃-der.? Latin carbōlbor. French carbonebor. English carbon Latin -i-bor. English -i- Proto-Indo-European *bʰer- Proto-Indo-European *bʰéreti Proto-Italic *ferō Latin ferō Proto-Indo-European *h₃ed- Proto-Indo-European *-os Proto-Indo-European *h₃édosder.? Proto-Italic *-ōtsos or *-otsos Latin -ōsus Old French -usbor. Middle English -ous English -ous English…
Etymology from Wiktionary, CC BY-SA 3.0