The Collaborative International Dictionary of English v.0.48:

Weal \Weal\, v. t.
   To promote the weal of; to cause to be prosperous. [Obs.]
   --Beau. & Fl.
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The Collaborative International Dictionary of English v.0.48:

Weal \Weal\, n.
   The mark of a stripe. See Wale.
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The Collaborative International Dictionary of English v.0.48:

Weal \Weal\, v. t.
   To mark with stripes. See Wale.
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The Collaborative International Dictionary of English v.0.48:

Weal \Weal\, n. [OE. wele, AS. wela, weola, wealth, from wel
   well. See Well, adv., and cf. Wealth.]
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   1. A sound, healthy, or prosperous state of a person or
      thing; prosperity; happiness; welfare.
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            God . . . grant you wele and prosperity. --Chaucer.
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            As we love the weal of our souls and bodies.
                                                  --Bacon.
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            To him linked in weal or woe.         --Milton.
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            Never was there a time when it more concerned the
            public weal that the character of the Parliament
            should stand high.                    --Macaulay.
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   2. The body politic; the state; common wealth. [Obs.]
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            The special watchmen of our English weal. --Shak.
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WordNet (r) 3.0 (2006):

weal
    n 1: a raised mark on the skin (as produced by the blow of a
         whip); characteristic of many allergic reactions [syn:
         wale, welt, weal, wheal]