8 letters · 18 points in Scrabble
adjective hard as granite
originEtymology tree Medieval Latin roccabor.? Old English *rocc Early Medieval Latin rocca Anglo-Norman roquebor. Middle English rokke English rock Proto-Indo-European *leyg-der. Proto-Germanic *līkąder. Proto-Germanic *-līkaz Proto-West Germanic *-līk Old English -līċ Middle English -like English -like English rocklike From rock + -like.
Etymology from Wiktionary, CC BY-SA 3.0