B2 noun /ˌreɡ.jʊˈlær.ɪ.ti/
Regularity
規則正しさ
Meaning
the quality of being regular; occurring at fixed intervals or in a consistent pattern
Example
The regularity of his exercise routine helped him stay healthy.
彼の運動習慣の規則正しさが健康を維持するのに役立ちました。