Outing and Roundabout

Outing noun - A short trip for pleasure.

Roundabout and outing are semantically related. in short trip topic. In some cases you can use "Roundabout" instead a noun "Outing".

Roundabout noun - A road junction at which traffic streams circularly around a central island.

Outing and roundabout are semantically related. Sometimes you can use "Outing" instead a noun "Roundabout".