1: acrophobia: fear of heights 2.) arachnophobia: fear of spiders 3.) amnesia: a deficit in memory caused by brain damage, disease, or psychological trauma 4.) insomnia: inability to sleep 5.) somnambulism: sleep walking 6.) paranoia: of, relating to, or suffering from a mental illness that causes you to falsely believe that people are trying to harm you. : having or showing an unreasonable feeling that people are trying to harm you, do not like you, etc. : 7.) megalomaniac: a person who is obsessed with their own power. 8.) pyromanic: an irresistible impulse to start fires. 9.) prognosis: the likely course of a disease or ailment 10.) convalescence: time spent recovering from an illness or medical treatment; recuperation.