[f. SULKY 4. + -NESS.] The state or quality of being sulky.
1760. Gray, Lett. to Dr. Clarke, 12 Aug. Three women that laughed from morning to night, and would allow nothing to the sulkiness of my disposition.
1818. Scott, Hrt. Midl., xix. Driven into pettish sulkiness by the persecution of the interrogators.
1885. Manch. Even. News, 2 Feb., 2/4. Their sulkiness manifests itself in the most peevish manner.