10 letters · 17 points in Scrabble
adjective furnishing support or assistance
originEtymology tree English support Proto-Indo-European *-wós Proto-Indo-European *-iHwósder. Latin -īvus Old French -ifbor. Middle English -yf English -ive English supportive From support + -ive.
Etymology from Wiktionary, CC BY-SA 3.0