Imprudent

imprudent
    adj 1: not prudent or wise; "very imprudent of her mother to
           encourage her in such silly romantic ideas"; "would be
           imprudent for a noneconomist to talk about the details of
           economic policy"- A.M.Schlesinger [ant: {prudent}]
    2: lacking wise self-restraint; "an imprudent remark"
    

Imprudent \Im*pru"dent\, a. [L. imprudens; pref. im- not +
   prudens prudent: cf. F. imprudent. See {Prudent}, and cf.
   {Improvident}.]
   Not prudent; wanting in prudence or discretion; indiscreet;
   injudicious; not attentive to consequence; improper. --
   {Im*pru"dent*ly}, adv.
   [1913 Webster]

         Her majesty took a great dislike at the imprudent
         behavior of many of the ministers and readers.
                                                  --Strype.
   [1913 Webster]

   Syn: Indiscreet; injudicious; incautious; ill-advised;
        unwise; heedless; careless; rash; negligent.
        [1913 Webster]
    

93 Moby Thesaurus words for "imprudent":
      blanket, brash, brazen, brazenfaced, careless, casual, crazy,
      foolhardy, foolish, general, hasty, heedless, hubristic,
      ill-advised, ill-considered, ill-contrived, ill-devised,
      ill-gauged, ill-judged, impetuous, impolitic, improvident,
      impudent, impulsive, inadvisable, inane, incautious, inconsiderate,
      indiscreet, indiscriminate, indiscriminative, inexpedient,
      injudicious, insane, insensate, insensitive, insolent, irrational,
      irresponsible, mad, mindless, misadvised, misguided, myopic,
      nonjudgmental, overbold, overcareless, overconfident, oversure,
      overweening, perverse, promiscuous, rash, reasonless, reckless,
      senseless, shortsighted, silly, tactless, temerarious, thoughtless,
      unadvised, unchary, unconsidered, uncritical, uncriticizing,
      undemanding, undifferentiating, undiscerning, undiscreet,
      undiscriminating, undiscriminative, unexacting, unfastidious,
      unforeseeing, unmeticulous, unparticular, unreasonable,
      unreflecting, unreflective, unseeing, unselective, unsensible,
      unsound, unsubtle, untactful, unthinking, unthoughtful, unwary,
      unwise, wholesale, witless, wrong