2, 20-25, 20-30, 20's, 20s, 25-30, adult, amusement, beau, beloved, buddy, cheerful, chum, color, colour, communicating, companion, companionship, computer, comrade, connecting, connexion, couple, darling, daylight, daytime, delighted, displaying, e-book, e-reader, electronic book, electronic device, enjoying, examining, exhibiting, eyeing, fellow, female, friend, furnishing, furniture, gal, gentleman, glad, gratifying, guy, headset, human, human being, indoor, inside, instructing, joining, jolly, joy, knowledge, lady, learning, lighthearted, looking, male, merry, negative space, observing, pal, partner, pastime, person, pleasing, pleasure, pupil, reader, relationship, relaxation, restful, satisfaction, seated, seeing, smile, sweetheart, tablet computer, three-quarter length, tranquility, truelove, tuition, twenties, twenty, two, western european, white space, wireless, women,