noun
borrowed clothes
Refers to clothing that one has borrowed from someone else. Not a high-frequency word, but straightforward in meaning.
今日は友達の借り着でパーティーに行った。
Today I went to the party in clothes borrowed from a friend.
急な雨で、彼女の借り着を着て帰った。
Because of the sudden rain, I went home wearing her borrowed clothes.