7 letters · 9 points in Scrabble
originBorrowed from French pistole, of uncertain origin. Probably ultimately from Czech píšťala (“whistle”), from Proto-Slavic *piščalь, from *piskati, *piščati (“to squeak, whistle”), from Proto-Balto-Slavic *pīṣk-. Alternatively, perhaps from Pistoia (a city in Tuscany).
Etymology from Wiktionary, CC BY-SA 3.0