volubility
nounEasy, swift, rolling motion; the property of moving in an easy, rolling manner.
nounThe state or character of being voluble in speech; excessive fluency or readiness in speaking; unchecked flow of talk.
nounA rolling or revolving; aptness to roll; revolution; hence, mutability.
nounThe quality or state of being voluble (in any of the senses of the adjective).
nounthe state of being
the degree to which someone is voluble
nounthe quality of being facile in speech and writing
