[UN-1 8 + FOUND v.1] Having no foundation or basis; chiefly fig., groundless, unwarranted.

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1648.  Hexham, II. Ongegrondet, Vngrounded, or Vnfounded.

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1667.  Milton, P. L., II. 829. I … one for all My sell expose, with lonely steps to tread Th’ unfounded deep.

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1785.  Burke, Nabob of Arcot, Wks. IV. 282. These debts … [he] at one stroke expunged … as utterly irrecoverable; he might have added, as utterly unfounded.

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1828.  Lytton, Pelham, I. xxxiv. I advance a claim not altogether new and unfounded.

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1855.  Orr’s Circ. Sci., Inorg. Nat., 129. Vague speculations and unfounded theories concerning the origin of things.

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1883.  Law Rep., 11 Q.B.D. 593. The imputation … was altogether unfounded and absurd.

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  Hence Unfoundedly adv.

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1820.  Scott, Monast., xxvi. I should wish to know the author … of all these suspicions, so unfoundedly urged against me.

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1883.  Law Times Rep., XLIX. 251/1. Bringing a civil action, however unfoundedly.

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