Grade 10.
- predisposed
- predisposition
- preemptive
- preestablished
- prefabricating
- prefabrication
- preferableness
- prehistorically
- preillustrated
- prelude
- premanufactured
- premeditated
- premonition
- prenatal
- preoccupations
- preposterously
- preregistering
- prereproductive
- presentableness
- presentational