10 letters · 21 points in Scrabble
noun an observation tower for a lookout to watch over prisoners or watch for fires or enemies
originEtymology tree English watch English tow Proto-Indo-European *-yósder. Proto-Italic *-āzijos Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English tower English watchtower From watch + tower.
Etymology from Wiktionary, CC BY-SA 3.0