v. Obs. [Of unknown formation.] trans. To blacken by heat.

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a. 1225.  Ancr. R., 50. Þe blake cloð bitockneð … þet te soðe sunne, þet is Jesu Crist, haueð wiðuten uorkuled ou. Ibid., 306. Ure inwit, uorkuliinde hire suluen mid þe fure of sunne.

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