dak
  驛站
  Dak n.  Post; mail; also, the mail or postal arrangements; -- spelt also dawk, and dauk. [India]
  Dak boat, a mail boat. --Percy Smith.
  Dak bungalow, a traveler's rest-house at the end of a dak stage.
  To travel by dak, to travel by relays of palanquins or other carriage, as fast as the post along a road.
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  dak
       n : East Indian tree bearing a profusion of intense vermilion
           velvet-textured blooms and yielding a yellow dye [syn: dhak,
            palas, Butea frondosa, Butea monosperma]