Hardhat, Clothing, Helmet, Wood, Construction, Bird, Animal, Plant, architect, architecture, bar, beam, block, build, builder, building, cement, concrete, concrete floor, concrete slab, concreting, construction, construction site, contractor, development, engineering, equipment, floor, formwork, framework, house, industrial, industry, level, metal, project, rebar, reinforce, reinforced, reinforcement, safety, site, slab, steel, structural, structure, wire, work, dwelling, flesh, frame, profession, light beam, human body, operation, technology, ray, support, creator, edifice, improvement, application, party, body, mixture, degree, hindrance, anatomy, building material, paving, task, undertaking, person, light, alloy, model, housing, prevention