12 letters · 19 points in Scrabble
noun an entrenched fortification; a position protected by trenches
originEtymology tree English entrench Proto-Indo-European *-mn̥ Proto-Indo-European *-mn̥tom Proto-Italic *-mentom Latin -mentum Old French -mentbor. Middle English -ment English -ment English entrenchment From entrench + -ment.
Etymology from Wiktionary, CC BY-SA 3.0