9 letters · 14 points in Scrabble
adjective inclined to secrecy or reticence about divulging information
originEtymology tree English secrete Proto-Indo-European *-wós Proto-Indo-European *-iHwósder. Latin -īvus Old French -ifbor. Middle English -yf English -ive English secretive From secrete + -ive.
Etymology from Wiktionary, CC BY-SA 3.0