8 letters · 13 points in Scrabble
adverb in a sleepy manner
originEtymology tree Proto-Germanic *slēpaz Proto-West Germanic *slāp Proto-Indo-European *-kos Proto-Germanic *-gaz Proto-West Germanic *-g Proto-West Germanic *slāpag Old English *slǣpiġ Middle English slepy English sleepy Middle English -ly English -ly English sleepily From sleepy + -ly.
Etymology from Wiktionary, CC BY-SA 3.0