unconscientious
1. [ adjective ] not conscientious; not guided by a sense of right and wrong
Related terms: conscientious conscienceless
Similar spelling:   unconsciously
  unconsciousness
  unconscious_mind
  unconstraint
  unconstructive
  unconscionable
  unconvincing
  unconstricted
  unconstrained
  unconstipated
  unconnectedness
  unconditioned
  unconditional