Buried treasure is a term used to describe a valuable item or collection of items that have been hidden away, often in the ground. The crossword solutions for this term are DIG (3 letters), ORE (3 letters), MINE (4 letters), CACHE (5 letters), and TROVE (5 letters). DIG is an action verb meaning to excavate the earth, ORE is a type of mineral deposit, MINE is a place where ORE is extracted, CACHE is a secret hiding place, and TROVE is a large amount of something valuable. All of these words are related to the concept of buried treasure, as they all involve the act of searching for and uncovering something valuable.