The story
- Old French · derived frompreu
- Old French · derived fromproeche
- Middle English · inherited fromprowesse
- English todayprowess
From Middle English prowesse, prouwesse, proues, prouesce, prouesse (“bravery in battle; act of bravery; excellence; nobility of character; intelligence”), from Old French proeche, proesce, proeësche (“goodness; excellence; bravery”), from Old French preu, prou, prouz, proz, pruz (“good; excellent; brave”). Compare English proud.
Etymology from Wiktionary, CC BY-SA 4.0.