GMAT Vocabulary Flash Cards @ englishpdf.com and englishteststore.com File 544 pseudonym (n) A fictitious name, especially when assumed by a writer pseudonymity (n) The state or character of using a fictitious name psychiatry (n) The branch of medicine that relates to mental disease psychic (adj) Pertaining to the mind or soul psychopathic (adj) Morally irresponsible psychotherapy (n) The treatment of mental disease pudgy (adj) Small and fat puerile (adj) Childish