v. Obs. [a. OF. bestourne-r, f. bes- pejorative + tourner to turn.] trans. To turn upside down, overthrow.

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1483.  Caxton, G. de la Tour, cxlii. Toke reason fro us, and bestourned our wytte. Ibid., E iv b. The stenche of it … bestorrneth [Fr. bestourne] all the ordre of nature.

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