20-25, 20-30, 20's, 20s, 25-30, 3, 40-45, 40-50, 40's, 40s, 45-50, 50-55, 50-60, 55-60, accessory, adult, advancement, apparatus, apparel, arranging, assembly, associate, builder, building, business, business man, businesspeople, challenging, cheerful, clip board, clip-board, clothes, clothing, collaborating, colleague, color, colour, conference, constructing, cooperation, daylight, daytime, defending, delighted, demanding, displaying, draft, drawing, earth, enjoyment, evaluating, excavation, executive, exhibiting, exterior, fellow, female, fifties, fifty, forties, forty, gal, garment, gathering, gentleman, glad, gratifying, ground, group, guy, happy, hard hat, hat, helmet, human, human being, jolly, joy, lady, lighthearted, luminous-vest, machine, male, merry, mid life, middle age, middle aged, middle-age, middle-aged, negative space, organizing, outdoor, outside, person, pleasing, pleasure, safeguard, safety vest, safety-hat, safety-vest, satisfaction, security, smile, soil, stone, team, three, toiling, transit, transport, transporting, twenties, twenty, waist-up, white space, women, work, worker,