[W/K] :: Threading

  Thread \Thread\, v. t. [imp. & p. p. Threaded; p. pr. & vb. n.
     Threading.]
     1. To pass a thread through the eye of; as, to thread a
        needle.
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     2. To pass or pierce through as a narrow way; also, to effect
        or make, as one's way, through or between obstacles; to
        thrid.
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              Heavy trading ships . . . threading the Bosphorus.
                                                    --Mitford.
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              They would not thread the gates.      --Shak.
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     3. To form a thread, or spiral rib, on or in; as, to thread a
        screw or nut.
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  threading
       
          thread