Minecraft wiki entry for Treasure, associated text: Buried Treasure, a natural structure consisting of a chest containing valuable loot that generates underground
Treasure chest, a chest found in the upper section of the stern of shipwrecks containing random valuable loot
"Treasure" items obtained from fishing
Buried Treasure Map, also known as a "treasure map", used to locate buried treasure
Treasure enchantment, special enchantments that cannot be obtained with an enchantment table
Treasure Room, one of the four variants of a Bastion Remnant