What is the synonym of county?

There isn't a single perfect synonym for "county," as the specific meaning can vary depending on the context. Here are some options, depending on what you want to emphasize:

General Synonym:

* District: This is a very general term that can refer to any area that is set apart for a specific purpose, including a county.

Based on Specific Function:

* Region: Emphasizes the geographic area.

* Jurisdiction: Focuses on the legal authority.

* Division: Highlights the administrative structure.

* Province (in some countries): Used in countries where the county-level unit is called a province.

More Informal:

* Area: A simple and informal term.

* Place: Another informal term.

It's important to consider the context and what you want to emphasize when choosing a synonym for "county."