What is "tolerableness"

Tolerable \Tol"er*a*ble\, a. [L. tolerabilis: cf. F. tol['e]rable. See Tolerate.]

1. Capable of being borne or endured; supportable, either physically or mentally.

   As may affect the earth with cold and heat Scarce tolerable.
   --Milton.

2. Moderately good or agreeable; not contemptible; not very excellent or pleasing, but such as can be borne or received without disgust, resentment, or opposition; passable; as, a tolerable administration; a tolerable entertainment; a tolerable translation.
   --Dryden. [1913 Webster] -- Tol"er*a*ble*ness, n. -- Tol"er*a*bly, adv.

n. The state of being tolerable.