14 letters · 21 points in Scrabble
originEtymology tree Proto-Indo-European *ḱe? Proto-Indo-European *ḱóm Proto-Italic *kom Proto-Italic *kom- Proto-Indo-European *-teros Proto-Italic *-teros Proto-Italic *komterosder. Proto-Italic *komterād Latin contrābor. English contra- English positive English contrapositive From contra- + positive.
Etymology from Wiktionary, CC BY-SA 3.0