'You were probably very bored by it,' he said, catching at once, in mid-air, this ball of coquetry that she had thrown to him.
-- Leo Tolstoy, Anna Karenina
Her pose, quite natural for a woman of the East, might perhaps in a Frenchwoman, have suggested a slightly affected coquetry.
-- Alexandre Dumas père, The Count of Monte Cristo
Madame coquetted with him in the most captivating and naive manner, with eyes, gestures, and a profusion of compliments, till the Colonel's old head felt thirty years younger on his padded shoulders. Edna marveled, not comprehending. She herself was almost devoid of coquetry.
-- Kate Chopin, The Awakening
Coquetry, French coquetterie, is from coquette, the feminine form of French coquet, "flirtatious man," diminutive of coq, "rooster, cock." The adjective form is coquettish. The verb coquet (also coquette) means "to flirt or trifle with."