/əˈbetər/ – Noun
Definition: kẻ xúi giục, kẻ giúp sức phạm tội, kẻ tòng phạm.
A more thorough explanation: a person who assists, encourages, instigates, or supports another person in committing a crime. While the principal offender is the one who directly commits the crime, the abettor is considered an accomplice.
Example: John knew his friend was planning to steal a car and gave him tools to help him do it. John is an abetter