10 letters · 21 points in Scrabble
noun the trait of spending extravagantly
noun dissolute indulgence in sensual pleasure
originFrom proflig(ate) + -acy (with -acy a suffixal construction from -ate + -cy), from Latin prōflīgātus, past participle of Latin prōflīgō, from prō- (“forward”) + flīgō (“to strike, dash”) (whence pro-).
Etymology from Wiktionary, CC BY-SA 3.0