Gazebo and Summer house

Gazebo noun - A freestanding airy structure in a scenic setting (as a park) typically offering commanding views.

Summer house and gazebo are semantically related. in pavilion topic. In some cases you can use "Summer house" instead a noun "Gazebo".

Summer house noun - A country house (usually located in the country) that provides a cool place to live in the summer.

Gazebo and summer house are semantically related. You can use "Gazebo" instead a noun phrase "Summer house".