"rippling" in the noun sense
1. ripple, rippling, riffle, wavelet
a small wave on the surface of a liquid
"rippling" in the verb sense
1. ripple, ruffle, riffle, cockle, undulate
stir up (water) so as to form ripples
2. ripple, babble, guggle, burble, bubble, gurgle
flow in an irregular current with a bubbling noise
Source: WordNet® (An amazing lexical database of English)
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