10 letters · 17 points in Scrabble
noun ground that is permanently frozen
originEtymology tree Proto-Indo-European *per-der. Proto-Italic *peri- Latin per- Proto-Indo-European *men-der. Proto-Italic *monēō Latin maneō Latin permaneōlbor. Middle French permanentbor. English permanentclip. English perma- Proto-Indo-European *prews- Proto-Indo-European *-tós Proto-Indo-European *prustós Proto-Germanic *frustaz Proto-West Germanic *frost Old English frost Middle English frost…
Etymology from Wiktionary, CC BY-SA 3.0