- partisan dealignment
- party, political
- passive resistance
- passive worker thesis
- pastoralists
- paternalism
- path analysis
- pathology
- pathology, social
- patriarchy
- patrilineal
- patrimonialism
- patron–client relationship
- pattern variables
- Pearson coefficient
- peasants
- pedagogy
- peer group
- Peirce, Charles Sanders
- penology
- perception
- perinatal mortality rate
- period rates
- personal construct theory
- personal documents
- personal income
- personality
- personnel management
- Peter principle
- petite bourgeoisie
