Find out that word, the spelling of which is wrong.

Psychoanalyst
Physiologist
Psychaitrist
Psychologist

The correct answer is C. Psychaitrist. The correct spelling is psychiatrist.

A psychoanalyst is a mental health professional who specializes in the treatment of mental disorders through psychoanalysis. A psychologist is a mental health professional who studies human behavior and mental processes. A physiologist is a scientist who studies the function of living things.

The word “psychaitrist” is misspelled because it is missing the “r” after the “t”. The correct spelling is “psychiatrist”.