Bucolic and Sylvan

Bucolic adjective - Of, relating to, associated with, or typical of open areas with few buildings or people.

Sylvan and bucolic are semantically related in arcadian topic. In some cases you can use "Sylvan" instead an adjective "Bucolic". literary substitute

Sylvan adjective - Relating to or characteristic of wooded regions.

Bucolic and sylvan are semantically related in rustic topic. You can use "Bucolic" instead an adjective "Sylvan".