Translation guide
A paperweight is a small, heavy object placed on top of papers to keep them from being scattered by wind or movement. In Japanese, the most common term is 文鎮 (ぶんちん), but other expressions exist for makeshift or decorative weights.
The speaker wants to refer to a dedicated object designed to weigh down papers, typically found on a desk.
The standard Japanese word for a paperweight. It refers to a traditional or modern weight used on desks to hold papers in place.
I put a paperweight on the desk to keep the documents from blowing away.
A loanword from English, used in modern contexts, especially for decorative or Western-style paperweights.
I bought a glass paperweight.
A general term for any weight used to hold something down. It can be used for a paperweight but is less specific and more functional.
Please put a weight on the papers so they don't move.
The speaker wants to refer to any object used temporarily to hold down papers, not necessarily a dedicated paperweight.
In casual situations, Japanese speakers often use 重し (おもし) or simply name the object being used as a weight, such as a stone or a book.
I used a stone as a paperweight to hold down the documents.
I used a book as a makeshift paperweight.
文鎮 (ぶんちん) is the traditional Japanese term and is widely understood. ペーパーウェイト is a loanword often associated with Western-style or decorative items. In everyday conversation, 文鎮 is more common, but ペーパーウェイト is also used, especially by younger people or in design contexts.
My grandfather's paperweight is made of brass and is heavy.
This paperweight is a snow globe.