Corpse 
To dream of a corpse signifies an attribute or quality that you no longer possess. It may indicate that you have trouble communicating your emotions. Perhaps you are unable to get in touch with those feelings.
Hearse
To dream of seeing a hearse indicates that you need to gear up and move on by letting go of the past and being open to the new changes that will take place in your life.
Medium
To dream of being a medium means to desire to know yourself more deeply. It can indicate frustration in life and things not working the way you want them to.
To dream of visiting a medium means that you may not trust yourself to have the answers. In fact, the dream is clearly indicating that on a deep subconscious level you possess all the answers you will ever need.
Undead
To dream of the undead or zombies implies that you may be being plagued with old sabotaging thoughts. Note the atmosphere of the dream - is it scary or calm? What is the environment? Habits or memories that hurt you may be coming up more often and you could be feeling overwhelmed. This is simply a sign that you are ready to release yourself from these old and nagging thought systems. Seek some help in clearing old patterns.
Anubis
To see Anubis in your dream symbolizes or foretells the passing of someone close to you. On a positive note, dreaming of Anubis indicates that your loved one did not suffer. Their memory will live on, despite their physical departure from this world.
Hamster
To dream of more than one hamster indicates a time of bustling activity, family outings and/or small celebrations. To dream of a hamster running on an exercise wheel implies that you may, quite literally, need to go for a regular walk or run. To dream of a singular hamster may be suggesting that a gift of food or a parcel of groceries could mean a lot to someone you know.
Carcass
To dream of a carcass signifies the complete ending of an era in your life. There is no coming back or retreating from the fact that it is now over. Acceptance is the key to making the most of this ending. Dreaming of a carcass that moves or speaks implies the inability to accept that it is time to move on.
Keyboard
To dream of a keyboard may be suggesting that too much energy is being put into the internet at this time.
A dream of great joy in direct relation to a keyboard could mean that there is benefit to be found in a career connected to words or writing.
Lemmings
To dream of lemmings indicates a discomfort with repeating patterns. The same problem may be happening over and over to you or a friend.
A dream of lemmings may also indicate a distrust of authority. New leadership or a new direction may be needed to escape a path of unhappiness.