12 letters · 22 points in Scrabble
noun the activity of making clear or converting from code into plain text
originEtymology tree English decipher Proto-Indo-European *-mn̥ Proto-Indo-European *-mn̥tom Proto-Italic *-mentom Latin -mentum Old French -mentbor. Middle English -ment English -ment English decipherment From decipher + -ment.
Etymology from Wiktionary, CC BY-SA 3.0