Volubility
VOLUBIL'ITY, noun [Latin volubilitas, from volvo, to roll.]
1. The capacity of being rolled; aptness to roll; as the volubility of a bowl.
2. The act of rolling.
By irregular volutibility.
3. Ready motion of the tongue in speaking; fluency of speech.
She ran over the catalogue of diversions with such a volubility of tongue, as drew a gentle reprimand from her father.
4. Mutability; liableness to revolution; as the volubility of human affairs. [Unusual.]