English edit

Etymology edit

kitten +‎ -ness

Noun edit

kittenness (uncountable)

  1. The quality of being a kitten.
    • 2015 October 9, Marjorie Ingall, “‘Leo: A Ghost Story,’ ‘Max the Brave’ and More”, in New York Times[1]:
      Max is an expressive huge-eyed black ball of kinetic kittenness who pops against each page’s bright, differently colored background.