If you dreamed that you swallowed a key: Your home and family matters gain importance. If you react suddenly, you may put yourself in a weak or difficult situation. If you see that you swallow a key in your dream, we can say that there is a person who takes care of his property, takes firm steps forward, and does not risk himself. According to some scholars, it is said that trouble and misfortune will come to anyone who sees that he swallows a key, that the person will close his fortune with his own hands, succumb to his fears and become unhappy.