Un`re*li"a*ble (?), a.
Not reliable; untrustworthy. See Reliable.
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Un`re*li"a*ble*ness, n.
Alcibiades . . . was too unsteady, and (according to Mr. Coleridge's coinage) "unreliable;" or perhaps, in more correct English, too "unrelyuponable."
De Quincey.
© Webster 1913.