scrabble (v.) Look up scrabble at Dictionary.com
1530s, "to scrawl, scribble," from Dutch schrabbelen, frequentative of schrabben "to scratch," from the same root as scrape (v.). Meaning "to struggle, scramble" first recorded 1630s. Related: Scrabbled; scrabbling.
Scrabble (n.) Look up Scrabble at Dictionary.com
board game, 1949, proprietary name (registered U.S.), probably from scribble-scrabble "hasty writing" (1580s), a reduplication of scribble (n.).