How to say "prowess" in Japanese

• 武者振りむしゃぶり
  nounCovers 'prowess' as gallantry — bold, martial courage, as when praising a fighter's dashing spirit. It is a less common word, so you will seldom need it unless that gallant nuance is exactly what you want.
• 剛勇ごうゆう
  na-adjective, no-adjectiveCovers 'prowess' as bravery of a strong, forceful kind, suited to describing a valiant fighter. It is a less common word, so it is not an everyday word for 'prowess'.
• 驍勇ぎょうゆう
  noun, na-adjectiveCovers 'prowess' as bravery and valor; being a formal or literary term, it suits elevated descriptions of heroic courage rather than ordinary speech. Like the others, it is less common.

All three translate 'prowess' as bravery or valor rather than skill: choose 「武者振り」 for a gallant nuance, 剛勇 for sturdy bravery, and 驍勇 for a formal or literary tone, though each is less common.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 武者振りむしゃぶりprowess
• 剛勇ごうゆうbravery
• 驍勇ぎょうゆうbravery