lonely-heartedness

From lonely-hearted +‎ -ness.

lonely-heartedness (uncountable)

1. The quality of being lonely-hearted.
   • 1849, Eliakim Littell, Robert S. Littell, Littell's Living Age - Volume 21, page 283:

     I tried to believe that tenderness of affection was incompatible with strength of intellect, and that my lonely-heartedness was only the price which I paid for my genius.

   • 1861, Macphail, Macphail's Edinburgh ecclesiastical journal and literary review, page 109:

     Some traces of lonely-heartedness we find in all his poems, and shall probably find them to the end, although less intensely saddening than in his " Threnody" of " Night and Morning."