This is the 1331st most frequent Japanese word.
願い
Wish; desire; request.
願い is used to indicate a wish or aspiration that someone has.
彼の願いは平和な世界を作ることです。
His wish is to create a peaceful world.
願い refers to one's goal or wish in life that one strives to achieve.
願いを叶えるために努力を続けています。
I am continuing to work hard to fulfill my wish.
お願い is used here as a respectful form of request or plea to someone.