13 letters · 20 points in Scrabble
adjective designed to find information or ascertain facts
originEtymology tree English investigate Proto-Indo-European *-wós Proto-Indo-European *-iHwósder. Latin -īvus Old French -ifbor. Middle English -yf English -ive English investigative From investigate + -ive.
Etymology from Wiktionary, CC BY-SA 3.0