WORRY. A state of undue solicitude.

HYPOCHONDRIA. A morbid mental condition characterized by undue solicitude
regarding the health, and undue attention to matters thereto pertaining.

OBSESSION. An unduly insistent and compulsive thought, habit of mind, or
tendency to action.

DOUBTING FOLLY (_Folie du doute_.) A state of mind characterized by a
tendency unduly to question, argue and speculate upon ordinary matters.

NEURASTHENIA. A form of nervous disturbance characterized by exhaustion and
irritability.

PHOBIA. An insistent and engrossing fear without adequate cause, as judged
by ordinary standards.

OCCUPATION NEUROSIS. A nervous disorder in which pain, sometimes with
weakness and cramp, results from continued use of a part.

PSYCHO-THERAPY. Treatment through the mind.

No other technical terms are used.