Answer: peristyle

AnswerCrossword Clue
PERISTYLERow of columns.
PERISTYLEColonnade around a courtyard
peristylea range of columns around a building or courtyard
peristyleAn architectural space such as a court or porch that is surrounded or edged by such columns
peristyleA row of columns surrounding a space within a building such as a court or internal garden or edging a veranda or porch