Item
From SpiralKnights
Items are objects which can be acquired by players. Weapons, crowns, and health capsules are all examples of items.
Consumables
Consumables are items that can be found in dungeons. Touching them will immediately acquire them, if they can be acquired.
Pickups
Pickups are transient items, meaning that they will not be brought back to Haven with the player's knight.
Equipment
Equipment are items that can be set in the player's equipment slots.
Crafting Materials
Crafting materials are items that are used exclusively for the creation of other items.