三进一退sān jìn yī tuì

three insertionsand one retreat

• psychopathology
• psychopathy
• psychopharmacology
• psychophonetics
• psychophysics
• psychophysiology
• psychoreaction
• psychosensorial
• psychosexual
• psychosis
• psychosocial
• psychosomatic
• psychosomatic disorder
• psychosurgery
• psychosymbolic
• psychotherapeutics
• psychotherapy
• psychotic disorder
• psychoticism
• pt
• ptah
• ptarmigan
• pteranodon
• pteraspis
• pteridophyte