porch; portico; colonnaded entranceway
Refers to a covered entrance area with columns, often in traditional or classical architecture. The term is somewhat formal and technical.
Beautiful columns line the porch of that temple.
We took off our shoes in the portico before entering the main hall.
Compound of 前 (front) and 廊 (corridor, hall), literally 'front corridor'. The exact historical derivation is uncertain, but the spelling is conventionally associated with the meaning of a colonnaded entrance.