20-25, 20-30, 20's, 20s, 25-30, 3, 30-35, 30-40, 30's, 30s, 35-40, accessory, adult, advancement, apparatus, apparel, arranging, assembly, associate, builder, building, business, business man, businesspeople, challenging, cheerful, clothes, clothing, collaborating, colleague, color, colour, conference, constructing, cooperation, daylight, daytime, defending, delighted, demanding, distance, draft, drawing, earth, enjoyment, evaluating, excavation, executive, exterior, fellow, garment, gathering, gentleman, glad, gratifying, ground, group, guy, happy, hard hat, hat, helmet, human, human being, jolly, joy, lighthearted, long shot, longshot, luminous-vest, machine, male, merry, negative space, organizing, outdoor, outside, person, pleasing, pleasure, safeguard, safety vest, safety-hat, safety-vest, satisfaction, security, smile, soil, stone, team, thirties, thirty, three, three-quarter length, toiling, transit, transport, transporting, twenties, twenty, white space, work, worker,