Begriming

from The Collaborative International Dictionary of English v.0.48
Begrime \Be*grime"\, v. t. [imp. & p. p. {Begrimed}; p. pr. &
   vb. n. {Begriming}.]
   To soil with grime or dirt deeply impressed or rubbed in.
   [1913 Webster]

         Books falling to pieces and begrimed with dust.
                                                  --Macaulay.
   [1913 Webster]
    

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