(けん)

けん
noun, suffix
zone; sphere; area
abstract
1. zone; sphere; area; region
A defined area or sphere of influence, activity, or characteristics. Most commonly used as a suffix attached to another word to indicate a zone or region defined by that word.
The capital region has a large population.
I want to study abroad in an English-speaking country.
Please evacuate before entering the typhoon's storm zone.

(けん) is most commonly used as a suffix meaning '-sphere,' '-zone,' or '-speaking area.' It defines a region characterized by a particular quality, language, or phenomenon. It is a productive suffix that combines with many different words.

Compounds

Usage

(けん) is primarily used as a suffix and rarely stands alone. It attaches to nouns to create compound words describing zones, regions, or spheres. The reading けん is used in most compounds; the alternative reading かん appears in a few words like 語圏(ごけん).