Night-cap

You skie-ſtaring Cocks combes you: you fat braines, out upon you; you are good for nothing but to ſweat night-caps, and make rug-gownes deare: […]

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1769, Samuel Johnson, cited in James Boswell, The Life of Samuel Johnson, London: Charles Dilly, Volume 1, p. 311, You remember the gentleman in “The Spectator,” who had a commission of lunacy taken out against him for his extreme singularity, such as never wearing a wig, but a night-cap. Now, Sir, abstractedly, the night-cap was best; but, relatively, the advantage was overbalanced by his making the boys run after him.

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After a little while the good lady turned out in her petticoat and stays, with a blanket over her shoulders, and a night-cap so beflapped and befrilled as gave the pitiful countenance within it the appearance of being decked out for a funeral.

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—Miss Luna, muffling up her head, Went with the ague, straight to bed, Put out her lamp, and bade them tell She could not hear her mistress' bell, Begg'd them with motherwort to dose her, And drew her cloudy night-cap closer.—

Source: wiktionary