8 letters · 10 points in Scrabble
originEtymology tree Proto-Indo-European *kʷetwóres Proto-Hellenic *kʷétwores Ancient Greek τέσσᾰρες (téssăres) Ancient Greek τετρᾰ- (tetră-)bor. English tetra- English -mer English tetramer From tetra- + -mer.
Etymology from Wiktionary, CC BY-SA 3.0