voluble

Etymology

From Middle French volubile, from Latin volūbilis (“rolling”), from volvō (“roll”).

adj

1. (of a person or a manner of speaking) Fluent or having a ready flow of speech.
   In the summer of 2020, Daniel Beunza, a voluble Spanish social scientist who taught at Cass business school in London, organised a stream of video calls with a dozen senior bankers in the US and Europe. 3 June 2021, Gillian Tett, “The empty office: what we lose when we work from home”, in The Guardian
2. Of thoughts, feelings, or something that is expressed: expressed readily or at length and in a fluent manner.
   [H]e heard the voice of the drunken woman, now sober, poured out in voluble remorse, and in voluble promise of amendment for the future, to every one who passed, if they would let her off easy. 1886, William Dean Howells, chapter 6, in The Minister's Charge
3. Easily rolling or turning; having a fluid, undulating motion.
   Seen from the west, their sky-line gallops away north and south like a sea-serpent in voluble motion. 1935, Leonard Barnes, Zulu Paraclete: A Sentimental Record, Peter Davies, page 22
4. (botany) Twisting and turning like a vine.