lithesomeness

lithesomeness

(ˈlaɪðsəmnəs)
n
the quality of being flexible and supple
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in classic literature ?
Hers was an extreme lithesomeness, and she moved with a certain indefinable airiness, approaching one as down might float or as a bird on noiseless wings.