The Collaborative International Dictionary of English v.0.48:

Round \Round\, prep.
   On every side of, so as to encompass or encircle; around;
   about; as, the people atood round him; to go round the city;
   to wind a cable round a windlass.
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         The serpent Error twines round human hearts. --Cowper.
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   Round about, an emphatic form for round or about. "Moses .
      . . set them [The elders] round about the tabernacle."
      --Num. xi. 24.

   To come round, to gain the consent of, or circumvent, (a
      person) by flattery or deception. [Colloq.]
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The Collaborative International Dictionary of English v.0.48:

About \A*bout"\, adv.
   1. On all sides; around.
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            'Tis time to look about.              --Shak.
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   2. In circuit; circularly; by a circuitous way; around the
      outside; as, a mile about, and a third of a mile across.
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   3. Here and there; around; in one place and another.
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            Wandering about from house to house.  --1 Tim. v.
                                                  13.
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   4. Nearly; approximately; with close correspondence, in
      quality, manner, degree, etc.; as, about as cold; about as
      high; -- also of quantity, number, time. "There fell . . .
      about three thousand men." --Exod. xxii. 28.
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   5. To a reserved position; half round; in the opposite
      direction; on the opposite tack; as, to face about; to
      turn one's self about.
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   To bring about, to cause to take place; to accomplish.

   To come about, to occur; to take place. See under Come.


   To go about, To set about, to undertake; to arrange; to
      prepare. "Shall we set about some revels?" --Shak.

   Round about, in every direction around.
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Moby Thesaurus II by Grady Ward, 1.0:

47 Moby Thesaurus words for "round about":
   about, again, all over, all round, all through, anticlockwise,
   around, at about, back, backward, by, by way of, circlewise,
   circuitously, clockwise, close, close about, counterclockwise,
   deviously, every which way, everywhence, everywhere, everywhither,
   from every quarter, head over heels, heels over head, in a circle,
   in a spin, in a whirl, in all directions, in circles,
   in every quarter, in reverse, in the neighborhood, in the vicinity,
   indirectly, obliquely, on every side, over, passing by,
   passing through, round, round and round, through, throughout, via,
   widdershins