diplomatical

from WordNet (r) 3.0 (2006)

diplomatical
    adj 1: using or marked by tact in dealing with sensitive matters
           or people; "the hostess averted a confrontation with a
           diplomatic chenage of subject" [syn: {diplomatic},
           {diplomatical}] [ant: {undiplomatic}]

from The Collaborative International Dictionary of English v.0.48

Diplomatic \Dip`lo*mat"ic\, Diplomatical \Dip`lo*mat"ic*al\, a.
   [Cf. diplomatique.]
   1. Pertaining to diplomacy; relating to the foreign ministers
      at a court, who are called the diplomatic body.
      [1913 Webster]

   2. Characterized by tact and shrewdness; dexterous; artful;
      as, diplomatic management.
      [1913 Webster]

   3. Pertaining to diplomatics; paleographic. --Astle.
      [1913 Webster]