Categorize vs Overcategorize - What's the difference?

In transitive terms the difference between categorize and overcategorize

is that categorize is to assign a category; to divide into classes while overcategorize is to categorize more than is suitable or necessary.

* categorise (non-Oxford British spelling)

(categoriz)

To assign a category; to divide into classes.

First, categorize incoming messages according to the needed actions.

* See also

(overcategoriz)

To categorize more than is suitable or necessary.

* overcompartmentalize

* overcategorization