Ключевые слова: active, activity, address, aerobics, aged, ancient, bulgaria, card, elegant, envelope, exercises, female, fitness, girl, gymnast, gymnastics, healthy, jumping, letter, life, mail, message, motion, old, performance, performer, philately, postage, postal, postmark, postoffice, retro, rhythmic, ring, show, skill, sport, stamp, teen, training, vintage, woman, young,