flabbiness

English

flabby +‎ -ness

flabbiness (countable and uncountable, plural flabbinesses)

The characteristic or quality of being flabby
- April 1891, Robert Louis Stevenson, letter to Edmund Goose
  There were two, or perhaps three, flabbinesses of style which (in your work) amazed me. Am I right in thinking you were a shade bored over the last chapters?
- 1907, Barbara Baynton, Sally Krimmer; Alan Lawson, editors, Human Toll (Portable Australian Authors: Barbara Baynton), St Lucia: University of Queensland Press, published 1980, page 279:
  Woona had silently and swiftly backed away; and her ebon face, Ursula saw, had changed into leaden flabbiness with some horrible fear.

being flabby