unhealthiness

From unhealthy +‎ -ness.

unhealthiness (usually uncountable, plural unhealthinesses)

1. The state of being unhealthy.
   • 1847, Charlotte Brontë, chapter 27, in Jane Eyre‎:

     […] I possess an old house, Ferndean Manor, even more retired and hidden than this, where I could have lodged her safely enough, had not a scruple about the unhealthiness of the situation, in the heart of a wood, made my conscience recoil from the arrangement.

   • 1988, Edmund White, chapter 5, in The Beautiful Room is Empty, New York: Vintage International, published 1994:

     He looked elegant and vulnerable, his eyes edging away from contact and set into a face of exquisite unhealthiness.