volubility
noun
[ ˌvɒljʊˈbɪlɪti ]
• the quality of talking fluently, readily, or incessantly; talkativeness.
• "her legendary volubility deserted her"
Similar:
talkativeness,
loquaciousness,
loquacity,
garrulousness,
garrulity,
verboseness,
long-windedness,
wordiness,
chattiness,
effusiveness,
profuseness,
communicativeness,
expansiveness,
openness,
lack of reserve,
articulacy,
articulateness,
eloquence,
fluency,
glibness,
mouthiness,
gabbiness,
windiness,
gassiness,
big mouth,
gift of the gab,
wittering,
logorrhoea,
multiloquence,
Opposite:
taciturnity,