The Collaborative International Dictionary of English v.0.48:

Wem \Wem\, n. [Cf. Womb.]
   The abdomen; the uterus; the womb. [Obs.]
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The Collaborative International Dictionary of English v.0.48:

Wem \Wem\, n. [AS. wam, wamm.]
   Spot; blemish; harm; hurt. [Obs.] --Wyclif.
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         Withouten wem of you, through foul and fair. --Chaucer.
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The Collaborative International Dictionary of English v.0.48:

Wem \Wem\, v. t. [AS. wemman.]
   To stain; to blemish; to harm; to corrupt. [Obs.]
   [1913 Webster]