Inad*vert"ent*ly

from The Collaborative International Dictionary of English v.0.48
Inadvertent \In`ad*vert"ent\, a. [Cf. F. inadvertant. See 2d
   {In-}, and {Advert}.]
   Not turning the mind to a matter; heedless; careless;
   negligent; inattentive.
   [1913 Webster]

         An inadvertent step may crush the snail
         That crawls at evening in the public path. --Cowper.
   -- {In`ad*vert"ent*ly}, adv.
   [1913 Webster]
    
from Moby Thesaurus II by Grady Ward, 1.0
25 Moby Thesaurus words for "inadvertently":
      carelessly, heedlessly, inconsiderately, indeliberately,
      involuntarily, lightly, negligently, permissively, remissly,
      scampingly, skimpingly, slightingly, slurringly, thoughtlessly,
      unadvisedly, uncalculatedly, undesignedly, unintentionally,
      unpremeditatedly, unreasoningly, unrigorously, unthinkingly,
      unthoughtfully, without premeditation, without willing

    

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