accomplice
1. [ noun ] (work) a person who joins with another in carrying out some plan (especially an unethical or illegal plan)
Synonyms: confederate
Related terms: assistant decoy confederate
2. [ noun ] (law,criminal law) someone who helps another person commit a crime
Synonyms: accessary accessory
Related terms: criminal confederate accessory_after_the_fact accessory_before_the_fact accessory_during_the_fact abettor
Similar spelling:   accomplished
  accomplish
  accompanied
  accompanyist
  accompanying
  accompany
  accompaniment