Wiktionary
catness
n. The quality of being a cat.
Usage examples of "catness".
Making no further mention of his mother, or madness, he stayed carefully away from Jane, retained his catness, and said, the words soft and contrite inside her brain, "You are the owner of my heart, my only love, and I would ask your pardon for my acts causing you any disquiet.
The catness of him was all that was keeping him safe from Cordelia, and she couldn't take that meager protection away from him.