obs. var. unlest UNLESS adv.

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1574.  J. Dee, in Lett. Lit. Men (Camden), 34. Unleast your honor had putte your helping hand.

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1601.  Yarrington, Two Lament. Trag., III. ii., in Bullen, O. Pl., IV. I nam’d not God, unleast twere with an othe.

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