noun
intemperance; excess; lack of moderation
Refers to overindulgence, especially in eating, drinking, or other pleasures; often used in formal or critical contexts.
不節制が健康を害する原因となる。
Intemperance can cause harm to one's health.
彼の不節制な生活は周囲を心配させた。
His excessive lifestyle worried those around him.
放蕩 implies dissipation or debauchery, often with a stronger moral judgment than 不節制.
Compound of 不 (fu-, 'not') and 節制 (sessei, 'moderation, temperance'). The reading ふせっせい results from the combination of ふ and せっせい.