subdeputy
/ˌsʌbˈdɛpjəti/
noun
- A person who acts as an assistant or second-in-command to a deputy; a lower-ranking deputy.
- She was promoted to subdeputy after three years of excellent service in the department.
- The subdeputy attended the meeting in place of the deputy, who was ill.
- The subdeputy was responsible for handling routine paperwork when the deputy was away.