Runnel n. A rivulet or small brook. "Bubbling runnels joined the sound.""By the very sides of the way... there are slow runnels, in which one can see the minnows swimming."
... more; Far from the scene of gaiety and noise, Far, far from turbulent and empty joys, I hied me to the thick o'erarching shade, And there, on mossy carpet, listless laid; While at my feet the rippling runnel ran, The days of wild romance antique I'd scan; Soar on the wings of fancy through the air, To realms of light, and ... — The Poetical Works of Henry Kirke White - With a Memoir by Sir Harris Nicolas • Henry Kirke White