Runnel and Tiny brook

Runnel noun - A natural body of running water smaller than a river.

Tiny brook and runnel are semantically related in rivulet topic. In some cases you can use "Tiny brook" instead a noun "Runnel", when it comes to topics like streamlet.

Runnel and tiny brook are semantically related in rivulet topic. You can use "Runnel" instead a noun "Tiny brook", if it concerns topics such as streamlet.