[1] : The Collaborative International Dictionary of English v.0.48

improperly \improp"erly\, adv.
   in an improper manner; not properly; unsuitably;
   unbecomingly.
   1913 webster

[2] : WordNet (r) 2.0

improperly
     adv : in an improper way; "he checked whether the wound had healed
           improperly" ant: properly
see also:
properly 

[3] : Moby Thesaurus II by Grady Ward, 1.0

72 moby thesaurus words for "improperly":
   abominably, agonizingly, awfully, baldly, balefully, bitterly,
   blatantly, brashly, coarsely, confoundedly, crassly, crudely,
   cruelly, damnably, deadly, deathly, deucedly, distressingly,
   dolorously, dreadfully, egregiously, excessively, excruciatingly,
   exorbitantly, extravagantly, flagrantly, frightfully, grievously,
   grossly, hellishly, horribly, incorrectly, indecently,
   indecorously, indelicately, inelegantly, inexcusably, infernally,
   inordinately, intolerably, lamentably, miserably, nakedly,
   offensively, openly, painfully, piteously, ribaldly, roughly,
   rudely, sadly, shatteringly, shockingly, something awful,
   something fierce, sorely, staggeringly, terribly, torturously,
   unashamedly, unbearably, unconscionably, uncouthly, unduly,
   unpardonably, unseemly, untastefully, vulgarly, woefully, wrong,
   wrongfully, wrongly

Improperly >> I Words
Improperly, definition of term: Improperly
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