Germane

germane
    adj 1: relevant and appropriate; "he asks questions that are
           germane and central to the issue"
    

Germane \Ger*mane"\, a. [See {German} akin, nearly related.]
   Literally, near akin; hence, closely allied; appropriate or
   fitting; relevant.
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         The phrase would be more germane to the matter. --Shak.
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         [An amendment] must be germane.          --Barclay
                                                  (Digest).
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47 Moby Thesaurus words for "germane":
      a propos, ad rem, admissible, affiliated, agnate, akin, allied,
      appertaining, applicable, applying, apposite, appropriate, apropos,
      avuncular, belonging, closely related, cognate, collateral,
      congeneric, consanguine, consanguinean, consanguineous,
      distantly related, enate, foster, german, in point, involving,
      kindred, material, matrilateral, matrilineal, matroclinous,
      novercal, of the blood, patrilateral, patrilineal, patroclinous,
      pertaining, pertinent, related, relevant, sib, sibling,
      to the point, to the purpose, uterine