The story
- Late Latin · borrowed fromprōflīgātiō
- Late Latin · borrowed fromprōflīgātiō
- English todayprofligation
Borrowed from Late Latin prōflīgātiō, from prō- (“forward”, (whence pro-)) + flīgō (“to strike, dash”) + -ō. By surface analysis, profligate + -ion.
Etymology from Wiktionary, CC BY-SA 4.0.