background, bolt, car, chrome, circle, clean, combination, construction, drop, equipment, fix, hand, handle, handy, industrial, industry, instrument, iron, isolated, leisure, machine, mechanic, mechanical, metal, metallic, nut, object, one, plastic, reflection, repair, service, set, silver, simple, single, socket, spanner, steel, support, technology, tight, tool, toolbox, toolkit, vanadium, white, work, working, wrench, excavation, profession, twist, sphere, engineering, seed, chromium, time off, fabric, skilled worker, cavity, automobile, electrical discharge, unity, improvement, 1, application, chest, wheeled vehicle, vehicle, atmospheric electricity, building, plant, mixture, thunderbolt, hand tool, herb, worker, band, fruit, motor vehicle, box, alloy, ace, plant part, round shape, auto, lightning, person, craftsman, appendage, machinist