40-45, 40-50, 40's, 40s, 45-50, 50-55, 50-60, 55-60, adult, after dark, amusement, cheerful, color, colour, communicating, computer, connecting, connexion, crossed, dark, delighted, e-book, e-reader, electronic book, electronic reader, enjoying, evening, examining, eyeing, fellow, fifties, fifty, forties, forty, furnishing, furniture, gentleman, glad, gratifying, guy, happy, human, human being, illumination, indoor, inside, joining, jolly, joy, leg, leisure activity, lifestyles, lighthearted, looking, male, merry, mid life, middle age, middle aged, middle-age, middle-aged, negative space, nightfall, nighttime, nite, one, operating, pastime, person, pleasing, pleasure, radiant, reader, relaxing, resting, room, satisfaction, seated, seeing, smile, tablet, tablet computer, three-quarter length, white space, wireless, world wide web,
