The Collaborative International Dictionary of English v.0.48:

distrust \dis*trust"\, v. t. [imp. & p. p. Distrusted; p. pr.
   & vb. n. Distrusting.] [Cf. Mistrust.]
   To feel absence of trust in; not to confide in or rely upon;
   to deem of questionable sufficiency or reality; to doubt; to
   be suspicious of; to mistrust.
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         Not distrusting my health.               --2 Mac. ix.
                                                  22.
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         To distrust the justice of your cause.   --Dryden.
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         He that requireth the oath doth distrust that other.
                                                  --Udall.
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         Of all afraid,
         Distrusting all, a wise, suspicious maid. --Collins.
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   Note: Mistrust has been almost wholly driven out by distrust.
         --T. L. K. Oliphant.
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