- porchA covered entrance to a building, whether taken from the interior, and forming a sort of vestibule within the main wall, or projecting without and with a separate roof. A porch often has chair(s), table(s) and swings.
- porticoA porch, or a small space with a roof supported by columns, serving as the entrance to a building.
- porticusA small room in a church, commonly forming extensions to the north and south sides of it, giving the building a cruciform plan, which may function as a chapel, rudimentary transept or burial place.
- quadriporticusA nearly square courtyard surrounded by colonnaded porticoes.