Seeing a lost key in a dream indicates that expenses will be covered, physical and mental health will be in place, life will become easier, the rewards of the things done will be received more, the person will get rid of the troubles he is in soon, the problems and troubles will end with the help received from a close friend, and his authorities will expand at the same rate.
Also, seeing a lost key in a dream is interpreted as a heart-throb, paying off one's debt to someone by borrowing from someone else, earning large amounts of money, finding ways to benefit more from the beauties of life, getting the opportunity to realize his dreams, living in prosperity.
Psychologically seeing a lost key in a dream indicates that the troubles he is in will end, his opportunities will increase and his life will become perfect, he will suffer great troubles due to his problems and the damage he has suffered, his work will be appreciated by many people, he will participate in a project that will provide job opportunities for other people. It indicates that he will enter a new situation, that he will be lucky, that this will bring him great happiness and courage, and that he will feel better than his previous situation.