The term 'mattock' is a tool used in gardening and construction. It is a combination of an axe and a PICKAXE, with a sharp blade on one side and a pointed end on the other. The term 'PICKAXE' is a seven-letter word that is used to describe this tool. A mattock is used for digging, chopping, and breaking up soil and rocks. It is also used to remove roots and other debris from the ground. It is a versatile tool that can be used for a variety of tasks.