7 letters · 14 points in Scrabble
noun the act of locking something up to protect it
verb fasten with a lock
verb keep engaged
originEtymology tree Proto-Indo-European *lewg-der. Proto-Germanic *luką Proto-West Germanic *lok Old English loc Middle English lok English lock Proto-Germanic *-ungō Old English -ung Middle English -ynge English -ing English locking From lock + -ing.
Etymology from Wiktionary, CC BY-SA 3.0