借り物

1. Origins, structure, and basic meaning

• Structure: 借り物 is read as かりもの and is a noun for an item borrowed from someone else for a period of use.
• Basic usage: Stating that formal wear is borrowed appears in 礼服は借り物だ, while a borrowed bicycle appears in 借り物の自転車.

2. Common pitfalls and similar expressions

• Item owned by someone else
  • Even while in use, it belongs to someone else and is expected to be kept undamaged and returned.
• Difference from 貸し物
  • 借り物 views the item from the borrower's side, while 貸し物 views it from the lender's side as something lent out.