impenitent
1. [ adjective ] impervious to moral persuasion
Related terms: unregenerate
2. [ adjective ] not penitent or remorseful
Synonyms: unremorseful unrepentant
Related terms: penitent penitent unregenerate unashamed
Similar spelling:   impenitently
  impenitency
  impenitence
  impenetrable
  impunity
  impending
  impendency
  impendence