7 letters · 11 points in Scrabble
noun from 280 million to 230 million years ago; reptiles
originEtymology tree English Perm Proto-Indo-European *-nós Proto-Italic *-nos Latin -nus Latin -ānus Latin -iānusbor. English -ian English Permian From Perm + -ian.
Etymology from Wiktionary, CC BY-SA 3.0