great ability or skill in English:

We've always been pround of our athletic prowess.

You are an excellent specialist, you just haven't realised your prowess yet.

prowess great skill or ability

But at some point in the history of chivalry – prowess – or skill – on the battlefield became combined with a set of conventions – or rules – governing other aspects of behaviour.

exceptional or superior ability, skill, or strength: his prowess as a public speaker.

athletic/sexual/physical prowess

He's always boasting about his sexual prowess.

Though Ilantar had little love for the Isaad and their sinister lord, he respected their prowess in battle.

His martial arts prowess has already reached a level of sublime perfection.

His prowess with women is legendary.