イズムizumu

1. noun, suffixism; -ism

• Synonym主義しゅぎNeutralCommon in everyday use for a doctrine or set of principles one consistently holds, as in 「民主主義」; more formal than 「イズム」.
• RelatedドクトリンWrittenA loanword meaning doctrine or creed, mostly found in written prose; used for foreign-policy principles or religious teachings.

Use 「イズム」 mainly as a suffix in 「○○イズム」 for a doctrine or style; state a doctrine formally with 「主義」, and use 「ドクトリン」 for principles of foreign policy.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 主義しゅぎ主張しゅちょう、説せつ。