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Synonym Comparison

The Nuance Difference: "既成" vs "既存"

Master the exact conceptual boundary between these Japanese terms.

Japanese Term A

既成

きせい (kisei)
N2 / CEFR Syllabus
VS
Japanese Term B

既存

きぞん (kizon)
N2 / CEFR Syllabus

Nuance Contrast & Social Differences

In Japanese, both 既成 and 既存 are often translated to English but have distinct usages. 既成 (きせい (kisei)) represents "established, existing, accomplished" (Level: N2) and typically represents Describes something that is already formed, fixed, or decided. Often used in phrases like 「既成概念」. On the other hand, 既存 (きぞん (kizon)) translates to "existing, current (assets, systems, etc.)" (Level: N2) and is used for Refers to something that currently exists, often emphasizing its concrete or present state, like 'existing systems' or 'existing products.' Similar to 既成 but often for more tangible items.. Mixing these up can sound unnatural to native Japanese speakers!
Bilingual Sentence for "既成"
既成の枠にとらわれず、新しいアイデアを出そう。
Let's come up with new ideas without being bound by established frameworks.
Bilingual Sentence for "既存"
既存のシステムでは、この新しい要件に対応できない。
The existing system cannot handle these new requirements.

Nuance Mastery Quiz

Which Japanese word perfectly fits this blank space?

Fill in the blank: " ___ の枠にとらわれず、新しいアイデアを出そう。" (Meaning: "Let's come up with new ideas without being bound by established frameworks.")
🎉 Correct Answer!

Remember: "既成" fits here because it represents "established, existing, accomplished" in the context: "Let's come up with new ideas without being bound by established frameworks.".

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