Ключевые слова: affection, amorousness, background, bridge, concept, couple, culture, day, design, engagement, eternity, faithful, faithfulness, friendship, greeting, hang, happiness, heart, human relationships, icon, idea, inspiration, key, link, lock heart, love, love lock, love lock bridge padlock, love match, loyalty, luck, marriage, metal, mutuality, object, outdoors, padlock, partnership, red, romance, romantic, secret, secure, security, shape, sweetheart, symbol, teamwork, tradition, valentine,