In*sult"ing*ly

from The Collaborative International Dictionary of English v.0.48

Insulting \In*sult"ing\, a.
   Containing, or characterized by, insult or abuse; tending to
   insult or affront; as, insulting language, treatment, etc. --
   {In*sult"ing*ly}, adv.

   Syn: Insolent; impertinent; saucy; rude; abusive;
        contemptuous. See {Insolent}.
        [1913 Webster]