unsheriff
/ˌʌnˈʃɝrf/Definitions
1. noun
A person who is temporarily or officially acting as sheriff, often in the absence of the regular sheriff.
“After the sheriff was injured, the unsheriff took charge of the police operation.”
2. verb
To remove or deprive someone of their position as sheriff, often temporarily.
“The mayor unsheriffed the current sheriff due to allegations of misconduct.”