8 letters · 14 points in Scrabble
originEtymology tree Proto-Germanic *flataz Old Norse flatrbor. Middle English flat English flat Proto-Indo-European *-iskos Proto-Germanic *-iskaz Proto-West Germanic *-isk Old English -isċ Middle English -ish English -ish English flattish From flat + -ish.
Etymology from Wiktionary, CC BY-SA 3.0