solitariness

noun

1. (countable, uncountable)The state or quality of being solitary.

   “In both a mazefull ſolitarineſſe: / In night of ſprites the gaſtly powers to ſtur, / In thee or ſprites or ſprited gaſtlineſſe: […]”

   “I saw a Deane of S. Hillarie of Poictiers, reduced by reason and the incommoditie of his melancholy to such a continuall solitarinesse, that when I entered into his chamber he had never removed one step out of it in two and twenty yeares before[…].”

   “So much as doing good is better than not doing evil, will I account Christian good fellowship better than an eremitish and melancholy solitariness.”