[f. LOST ppl. a. + -NESS.] The condition or state of being lost.

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1728.  P. Walker, Life Peden (1827), 133. An enlightened believing Soul, that sees its Lostness, and Need of Christ.

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1839.  Bailey, Festus (1852), 195. The desolation of the soul … A sense of lostness that leaves death But little to reveal.

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1892.  Punch, 23 May, 246/1. My feeling of lostness is utter.

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