dauntless and decisive; with fortitude and resolution
A yojijukugo describing a person of strong will who acts boldly and without hesitation. Formal and somewhat literary.
He is known as a dauntless and decisive leader.
Even in a difficult situation, they acted with fortitude and resolution.
果断 means 'decisive' alone, while 剛毅果断 adds the nuance of unyielding fortitude.
剛毅 means 'fortitude' or 'dauntlessness' alone, while 剛毅果断 combines it with decisiveness.
A yojijukugo composed of 剛毅 (fortitude, dauntlessness) and 果断 (decisiveness). The exact historical derivation is uncertain, but the combination is conventionally associated with resolute and bold action.