This is the 489th most frequent Japanese word.
服
Clothes.
Here, '服' simply refers to clothing as an object that can be bought.
彼女は新しい服を買いました。
She bought new clothes.
In this case, '服' is associated with the action of being suited to someone, reflecting style or appropriateness.
この服は私に似合うと思います。
I think these clothes suit me.
Here, '服' is discussed in a general sense as a category that includes specific types of garments.