This is the 1276th most frequent Japanese word.
愛好
Love or fondness for something.
The word "愛好" (aikou) is used here to describe someone who has a deep interest or passion for photography.
彼は写真の愛好家です。
He is a photography enthusiast.
Here, "愛好" (aikou) is employed to represent the act of enjoying or appreciating music.
音楽の愛好は人生を豊かにします。
Enjoyment of music enriches life.
In this sentence, "愛好" (aikou) is used to specify individuals who have a strong interest in history.