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, accurate, adult, apparel, associate, chatting, clothes, clothing, colleague, color, colour, commerce, communicating, communication, computer, connecting, connexion, conversation, conversing, daylight, daytime, dialog, dialogue, discussion, e-book, e-reader, e.u., electronic book, electronic reader, eu, europe, european, european union, examining, eyeing, fellow, fifties, fifty, forties, forty, full body, full-length, garment, gentleman, green, guy, hard hat, hat, hearing, helmet, human, human being, indoor, industrialization, inside, joining, listener, looking, luminous-vest, male, mediterranean, method, meticulous, mid life, middle age, middle aged, middle-age, middle-aged, motioning, obligation, observing, person, precise, procedure, responsibility, reusing, safety vest, safety-hat, safety-vest, seeing, signaling, south west europe, southern european, spanish, speaking, spectating, spectator, tablet, tablet computer, talker, team, together, toiling, trade, twenties, twenty, two, western european, wireless, work, world wide web,
