Local variant of SWINGLE sb. Also in Comb. swyndilland = SWINGLE-HAND.

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14[?].  Nom., in Wr.-Wülcker, 696/7–8. Hoc exculidium, a swyndylstoc. Hoc excudium, a swyndilland.

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1857.  Borrow, Romany Rye, xxx. I drank with the harvesters, who sang me songs about rural life, such as—‘Sitting in the swale; and listening to the swindle of the flail, as it sounds dub-a-dub on the corn, from the neighbouring barn.’

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