보물이 · 보물을
Treasure (designated heritage rank); treasure
Example
이 절에는 보물로 지정된 탑이 있어요.
This temple has a pagoda designated as a national Treasure.
Word parts
보 treasure+물 thing
Literally 'treasure thing'.
Good to know
In Korea's heritage system, 국보 (National Treasure) ranks above 보물 (Treasure).