Constable and Sheriff

Constable noun - A member of a force charged with law enforcement at the local level.

Sheriff and constable are semantically related in policeman topic. In some cases you can use "Sheriff" instead a noun "Constable", when it comes to topics like administrative officer.

Sheriff noun - The principal law-enforcement officer in a county.

Constable and sheriff are semantically related in policeman topic. You can use "Constable" instead a noun "Sheriff", if it concerns topics such as administrative officer, law enforcement officer.