11 letters · 19 points in Scrabble
noun the property (of a problem or difficulty) that makes it possible to solve
originEtymology tree English solvable Proto-Indo-European *-teh₂ Proto-Indo-European *-ts Proto-Indo-European *-teh₂ts Latin -itāsder. Old French -itebor. Middle English -ite English -ity English solvability From solvable + -ity.
Etymology from Wiktionary, CC BY-SA 3.0