Open-air and Patio

Open-air adjective - Of, relating to, or held in the open air.

Patio and open-air are semantically related. In some cases you can use "Patio" instead an adjective phrase "Open-air".

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

Open-air and patio are semantically related. Sometimes you can use "Open-air" instead an adjective "Patio".