noun
separates; mix-and-match pieces
Refers to clothing items that can be worn as independent units, especially women's outerwear like a skirt and jumper that form a coordinated set.
See also: コーディネート
このセパレーツは、スカートとジャンパーが別々に着られます。
With these separates, you can wear the skirt and jumper separately.
noun
two-piece swimsuit; bikini
Specifically a two-piece bathing suit; often used in fashion contexts.
I bought a new two-piece swimsuit this year.