12 letters · 16 points in Scrabble
originEtymology tree French électro-bor. Ancient Greek ἤλεκτρον (ḗlektron)bor. Latin ēlectrum Latin electro-bor. English electro- English tonus English electrotonus Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -iquebor. Middle English -ik English -ic English electrotonic From electrotonus + -ic.
Etymology from Wiktionary, CC BY-SA 3.0