9 letters · 14 points in Scrabble
noun the quality or attribute of being firm and steadfast
noun a stable order (especially of society)
noun the quality of being enduring and free from change or variation
originFrom Middle English stabletee, stabilite, from Old French stabilité, from Latin root of stabilitas (“firmness, steadfastness”), from stabilis (“steadfast, firm”). Displaced native Old English staþolfæstnes.
Etymology from Wiktionary, CC BY-SA 3.0