expression, godan verb (-u)
show one's competence; demonstrate one's skill
Used when someone displays their ability or talent in a practical situation, often in a professional or leadership context.
新社長は敏腕を振るって会社を立て直した。
The new president demonstrated his skill and turned the company around.
彼女はプロジェクト
She showed her competence in the project and made it a great success.