portcullis (port-kul'is), a grating of iron or of timbers pointed with iron, hung over the gateway of a fortress.
portent (por'tent), a sign of coming calamity.
portico (por'ti-ko), a colonnade; covered space before a building.
postern (pos'tern), back door or gate, especially of a castle.
potent (po'tent), powerful, having great authority.
potentate (po'ten-tat), monarch.
praetor (pre'tor), a civil officer among the ancient Romans,
precarious (pre-ka'ri-us), riot to be depended on; dangerous.
precedent (pre-sed'ent), going before.
precedent (pres'e-dent), a decision serving as a rule for future determination in similar cases.