This is the 414th most frequent Japanese word.
挑戦
Challenge; attempt.
The word '挑戦' here is used to denote engaging in a new or challenging activity.
彼は新しい事業に挑戦しています。
He is taking on a new business venture.
In this context, '挑戦' emphasizes the concept of facing challenges beneficially.
挑戦することは自分を成長させる良い方法です。
Taking on challenges is a good way to grow oneself.
Here, '挑戦' refers to addressing a difficult problem or task.