12 letters · 19 points in Scrabble
adjective associated with or tending to cause decreases in consumer prices or increases in the purchasing power of money
originEtymology tree English deflate Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin -ātiōlbor. Old French -ationbor. Middle English -acioun English -ation English -ion English deflation Proto-Indo-European *-yósder. Proto-Italic *-āzijos Latin -āriusder. Middle English -arie English -ary English deflationary From deflation + -ary.
Etymology from Wiktionary, CC BY-SA 3.0