rippling

(noun) a small wave on the surface of a liquid. Synonyms: ripple, riffle, wavelet.

(verb) stir up (water) so as to form ripples. Synonyms: ripple, ruffle, riffle, cockle, undulate.

(verb) flow in an irregular current with a bubbling noise. Synonyms: ripple, babble, guggle, burble, bubble, gurgle. Example: "Babbling brooks."