10 letters · 19 points in Scrabble
adjective having similar appearance but genetically different
originEtymology tree Ancient Greek ῐ̓́σος (ĭ́sos)lbor. English iso- Ancient Greek μορφή (morphḗ) Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -iquebor. Middle English -ik English -ic English -morphic English isomorphic From iso- + -morphic.
Etymology from Wiktionary, CC BY-SA 3.0