The Collaborative International Dictionary of English v.0.48:
Disobediently \Dis`o*be"di*ent*ly\, adv. In a disobedient manner. [1913 Webster]WordNet (r) 3.0 (2006):
disobediently adv 1: in a disobedient manner; "he went ahead disobediently and did what his supervisor had warned him not to do" [ant: obediently, yieldingly]