2, 20-25, 20-30, 20's, 20s, 25-30, 40-45, 40-50, 40's, 40s, 45-50, 50-55, 50-60, 55-60, accessory, adult, advancement, apparatus, apparel, assembly, associate, auto, automobile, builder, building, business, business man, businesspeople, challenging, cheerful, clip board, clip-board, clothes, clothing, collaborating, colleague, color, colour, communicating, computer, connecting, connexion, constructing, cooperation, daylight, daytime, defending, delighted, demanding, driver, earth, enjoyment, excavation, executive, exterior, fellow, fifties, fifty, forties, forty, garment, gentleman, glad, gratifying, ground, group, guy, happy, hard hat, hat, helmet, human, human being, joining, jolly, joy, lighthearted, luminous-vest, machine, male, merry, mid life, middle age, middle aged, middle-age, middle-aged, motorcar, motoring, outdoor, outside, passenger car, passenger vehicle, pc, person, personal computer, pleasing, pleasure, portable computer, roadway, safeguard, safety vest, safety-hat, safety-vest, satisfaction, security, smile, soil, steering, stone, street, team, three-quarter length, toiling, transit, transport, transporting, twenties, twenty, two, vehicle, western european, wireless, work, worker,
