This was said so simply, and with such conviction-carrying certainty—that in spite of himself Lambert's sulkiness vanished.
She entered with an air of sulkiness that brought dread to Marjorie's heart.
"I s'pose I be—leastways, he thinks so," he answered in a compound tone of fierceness and sulkiness.
His silence and sulkiness lasted till Clarence took his leave.
We made a party of four at supper; the count talking all the time to draw me out, and to hide his wife's sulkiness.
At that moment all the sulkiness and self-will were crushed out of his little heart.
"We owe three guineas on points," growled a voice which, to judge by its sulkiness, belonged to Mr. Tregaskis.
By this time Cecil's anger was settling down into sulkiness.
What I want to show is that even passion, bad as it is, is not so bad as sulkiness.
Augustin succumbed to her influence at once, and lost all his sulkiness.
"sullen," 1744, probably from Old English asolcen "idle, lazy, slow," from past participle of aseolcan "become sluggish, be weak or idle" (related to besylcan "be languid"), from Proto-Germanic *seklanan (cf. Middle High German selken "to drop, fall").
"light carriage with two wheels," 1756, apparently a noun use of sulky (adj.), on notion of "standoffishness," because the carriage has room for only one person.