Blister 
To dream that you have a blister implies that you are wasting your efforts on a rather insignificant matter. Pay attention to how the blister formed. To dream that you got the blister from manual and hard labor means that you aren't trying hard enough to resolve minor issues. To dream that you got the blister from a burn indicates that you are experiencing trouble in a relationship.
Notice where the blister appears. If the blister is on your hand, then it implies that you are struggling with control and authority. If the blister is on your face, then it means that you are experiencing problems with how you view yourself. Perhaps you are feeling inferior or unaccepted.
Leeches
To dream of leeches feeding on your blood signifies a part of your waking life that is sapping your energy and enthusiasm. Leeches in your dream may represent persons around you, old habits, or ill feelings. This will affect your mental and emotional state. On the other hand, if your body is covered in leeches, it indicates repulsion for what you have done or guilt towards someone you have wronged.
Massacre
To dream of a massacre implies that you prefer to go along with the beliefs and opinions of others. You should be more assertive and express your individuality.
Nobility
To dream of that you are related or associated with nobility suggests a preference for shows, pleasures, and position rather than intellectual pursuits.
Hyacinth
To dream of a hyacinth refers to intense feelings of jealousy or resentment.
Mosquito
To dream of mosquitoes implies that you are being used and manipulated by others. They are exhausting you emotionally and mentally. It also means that you will use all of your efforts to defend yourself against their assaults.
To dream that you are killing mosquitoes indicates that you will be able to prevail over hardships to gain wealth and joy.
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Barnacles
Dreaming of barnacles implies stubborn thoughts may be persistently bothering you and refusing to shift leaving you feeling frustrated. There is a message of acceptance, relaxation and ultimate victory within a dream of barnacles. Dreaming of barnacles on a boat heralds hints of travel and adventure whereas barnacles on the skin is more inclined to suggest stagnation and the need to forgive and forget.
Tourniquet
To dream of a tourniquet refers to feelings of burn out and low energy. You need to push yourself to persevere and not dwell too much on your weaknesses.
Hemorrhage
Bleeding or hemorrhaging is a shocking experience to many people since it exposes their vulnerability and gives them brush with death.
To dream of hemorrhaging usually indicates weakness and lack of self-confidence. Remember which body part you are hemorrhaging from and consider the symbolism.
Eight Ball
To dream of an eight-ball suggests a fear of being left behind or a sense of deep inadequacy. An eight-ball indicates a feeling of inferiority and reminds you to seek out and enhance your strong qualities. This will allow you to contribute to a current situation in your waking life.