12 letters · 25 points in Scrabble
originEtymology tree Proto-Indo-European *sem- Proto-Indo-European *sḿ̥teros Proto-Hellenic *hə́teros Ancient Greek ἕτερος (héteros)lbor. English hetero- English duplex English heteroduplex From hetero- + duplex.
Etymology from Wiktionary, CC BY-SA 3.0