5 letters · 10 points in Scrabble
adjective (used facetiously) refined
originFrom Middle English couth (“familiar, known; evident, true; famous, respected, well-known; genteel, having good manners”), from Old English cūþ (“familiar, intimate, known, usual; certain, plain, manifest; famous, noted, well-known; excellent; friendly; related”), past participle of cunnan (“to be familiar with, know; can, to be able, know how”), from Proto-Germanic *kunnaną (“to be familiar…
Etymology from Wiktionary, CC BY-SA 3.0