[T]he driver was delayed there by a skimpy little woman with a thin piping voice practised in the art of defeating escape from it by a ceaseless stream of gabble.

a lot of gabble from witnesses

I pitied thee, took pains to make thee speak, taught thee each hour one thing or other; when thou didst not, savage, know thine own meaning, but wouldst gabble like a thing most br…

Then he fell to gabbling strange and dreadful things which were not clearly understandable.

gabbling fowls