The Collaborative International Dictionary of English v.0.48:

Reword \Re*word"\, v. t.
   1. To repeat in the same words; to reecho. [Obs.] --Shak.
      [1913 Webster]

   2. To alter the wording of; to restate in other words; as, to
      reword an idea or a passage.
      [1913 Webster]

WordNet (r) 3.0 (2006):

reword
    v 1: express the same message in different words [syn:
         paraphrase, rephrase, reword]

Moby Thesaurus II by Grady Ward, 1.0:

34 Moby Thesaurus words for "reword":
   battologize, fill, give an encore, go over, go through, iterate,
   pad, paraphrase, practice, reaffirm, reassert, recapitulate,
   recast, recite, recount, rehash, rehearse, reissue, reiterate,
   rephrase, reprint, restate, resume, retail, retell, review, revise,
   rewrite, run over, say over, say over again, sum up, summarize,
   tautologize