1816, Hewson Clarke, The history of the war, from the commencement of the French revolution to the present time, volume 3, London: T. Kinnersley, →OCLC, page 132:
Their army is commanded by an aga, who hath a chaya and two chiaous under him; […]
1883, Coulson B. Pitman, Recollections of forty years, volume 2 (of 2 volumes in 1), New York: D. Appleton, translation of original by Ferdinand de Lesseps, published 1888, →OCLC, page 186:
At seven a large barouche with four horses and two chiaous (officers of the Viceroy's household) carrying their silver-headed canes drove up, and I made it halt near the Square of Esbekie, at the house of Linant Bey,[…]
1889, John S. Farmer, “Chouse, To”, in Americanisms, old & new: a dictionary of words, phrases and colloquialisms peculiar to the United States, British America, the West Indies, etc., etc.,: their derivation, meaning and application, together with numerous anecdotal, historical, explanatory and folk-lore notes, London: printed by T. Poulter, →OCLC, page 143:
[…]chiaous or chause or chouse became synonymous with chicanery and swindling practices.
1757 December, “[reviewed work: Jacob von Eggers neues Kriegs- Ingenieur- Artillerie- See- und Ritter-Lexicon. […]]”, in Nova acta eruditorum[1], number 15, Leipzig, →OCLC, page 698:
[…] quarum notitia non ita multo ante ad nos pervenit: e. g. quinam sint […] quisnam apud Turcos sit […]Chiaous, […]