dolorousness means the quality of being dolorous.
Etymology
From dolorous + -ness.
noun
- The quality of being dolorous.“Taking old William and Benny with me, I was soon camped in a little hut on the west point of Frigate Bird, in a grove of tall puka trees where the wind moans with a pleasing dolorousness and a dozen species of sea birds squawk discordantly from their perches in the branches.”