THIRL

thirl. Thirl, [thurl] v.t. to pierce, bore, perforate

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Thirl (?), v. t. [imp. & p. p. Thirled (?); p. pr. & vb. n. Thirling.] [[See Thrill.]] To bore; to drill or thrill. See Thrill. That with a spear was thirled his breast bone. Chaucer.