TOOL n.
An instrument such as a hammer, saw, plane, file, and the like, used in the manual arts, to facilitate mechanical operations; any instrument used by a craftsman or laborer at his work; an implement; as, the tools of a joiner, smith, shoe-maker, etc.; also, a cutter, chisel, or other part of an instrument or machine tha…
TOOTH n.
cogwheel; a tooth, prong, or tine, of a fork; a tooth, or the teeth, of a rake, a saw, a file, a card.