Hysteria is a nervous disorder based upon suggestibility, and capable of imitating most known diseases.
Insane impulses are morbid demands for reckless action beyond the control of the will.
Example: The impulse to kill, quite regardless of who may be the victim.
Psychopathic personality is a term much used today to designate an hereditary tendency on the part of the individual to mental disorder.
The neuropath is the individual with an inborn tendency to the neurosis.
Neurotic is a term broadly employed for the nervous in whom emotions predominate over reason.
Neurasthenia is a nervous disorder characterized by undue fatiguability.
Psychasthenia is a nervous disorder characterized by a sense of unreality, weakness of will, self-accusation, and usually by phobias and obsessions, all subject to temporary correction by reason or influence from without.
Hypochondriasis is a disorder characterized by morbid attention to bodily sensations, and insistent ideas of bodily disorder.
Phobia is a morbid fear or dread.