The motor sound was muted in the burbling exhaust of their bubbles.
Mr. Delehanty's voice had already sagged into a singsong monotony, and might have been burbling on a long time.
The moans were now a gobbling, burbling, almost continuous cry as he reached his goal—a small cabin still intact.
If you will listen close by you will hear him buzzing and burbling like an overheated teakettle as he struggles.
Lilly darted into the kitchen and stooped absorbed over the burbling coffee.
The coughing had a burbling sound to it, as if the old pope's lungs were full of fluid.
As for Brenton, it's a mere case of burbling genteel platitudes in a marvellous voice.
There was no wind, but the stream's burbling whispering chuckle had gained twice its daytime strength.