20-25, 20-30, 20's, 20s, 25-30, 30-35, 30-40, 30's, 30s, 35-40, 40-45, 40-50, 40's, 40s, 45-50, 5, 50-55, 50-60, 55-60, accede, adult, affiliation, african, african american, african-american, afro american, afro-american, agree, ally, association, attache case, bag, black, business clothing, business man, business woman, businesspeople, case, challenging, collaborating, color, colour, companion, computer, conference, confining, connecting, connexion, consent, contrast, daylight, daytime, demanding, difficulty, e-book, e-reader, electronic book, electronic device, enterprise, executive, expectation, fellow, female, fifties, fifty, five, forties, forty, free, full body, full-length, gal, gathering, genesis, gentleman, guy, hardship, high angle, hindrance, human, human being, impediment, inception, indoor, inside, joining, lady, liberation, liberty, limitation, lingering, male, mid life, middle age, middle aged, middle-age, middle-aged, negative space, obligation, obstruction, of african descent, origin, person, responsibility, satchel, shaking hands, staying, suit, tablet computer, team, thirties, thirty, tribulation, twenties, twenty, welcoming, western european, white space, wireless, women,
