Piazza and Patio

Piazza noun - A covered structure adjoining an entrance to a building.

Patio and piazza are semantically related. in porch topic. In some cases you can use "Patio" instead a noun "Piazza".

Patio noun - An open space wholly or partly enclosed (as by buildings or walls).

Piazza and patio are semantically related. You can use "Piazza" instead a noun "Patio".