Common words:
* Pain (bread)
* Pâté (meat paste)
* Parler (to speak)
* Paris (the city)
* Petit (small)
* Plein (full)
* Plume (feather)
* Porte (door)
* Pourquoi (why)
* Possible (possible)
* Premier (first)
* Presque (almost)
* Professeur (professor)
* Propre (clean)
Less common words:
* Pâtisserie (pastry shop)
* Pêche (peach)
* Péninsule (peninsula)
* Philosophie (philosophy)
* Poème (poem)
* Poignée (handle)
* Pomme (apple)
* Poulet (chicken)
* Poussière (dust)
* Préférence (preference)
* Promenade (walk)
Words with a silent P:
* Psy (psychology)
* Pschitt (a sound of air escaping)
This is just a small sample of the many French words that begin with "P." Let me know if you would like to see more words, or words related to a specific topic!