Quadruple VS
Synonym Boundary: "丈夫な", "長所", "強靭", "堅牢"
All represent the core concept "strong", but require precise selection.
Japanese Option A
丈夫な
じょうぶな (joubuna)
N4 / CEFR
Japanese Option B
長所
ちょうしょ (chousho)
N3 / CEFR
Japanese Option C
強靭
きょうじん (kyōjin)
N1 / CEFR
Japanese Option D
堅牢
けんろう (kenrou)
N1 / CEFR
Quadruple VS Nuance Contrast & Social Differences
When expressing "strong" in Japanese, you must carefully distinguish between "丈夫な", "長所", "強靭", "堅牢" based on context.
- 丈夫な (じょうぶな (joubuna) - Level: N4): Maps to "strong, durable, healthy" and is used when A な-adjective meaning strong, robust, or durable for objects.
- 長所 (ちょうしょ (chousho) - Level: N3): Maps to "strong point, merit, advantage, asset" and is used when Used to describe a positive aspect or strength in a person, thing, or plan. Often contrasted with 欠点.
- 強靭 (きょうじん (kyōjin) - Level: N1): Maps to "strong, robust, resilient, tough" and is used when Describes something physically or mentally strong, durable, and resilient to external forces or difficulties. 物理的、精神的に強く、困難や外部からの力に耐えうるしなやかで丈夫なさまを表します。.
- 堅牢 (けんろう (kenrou) - Level: N1): Maps to "strong; sturdy; robust; durable" and is used when Describes something physically very strong, resistant to damage, and built to last for a long time. Often used for structures, materials, or systems..
Context for "丈夫な"
このかばんは丈夫なので、長く使えます。
This bag is durable, so I can use it for a long time.
Context for "長所"
彼女の長所は、どんな時も前向きなところです。
Her strong point is that she's always positive.
Context for "強靭"
彼の精神は、いかなる困難にも屈しない強靭さを持っている。
His spirit possesses a resilience that will not yield to any difficulty.
Context for "堅牢"
この金庫は非常に堅牢で、簡単に開けられない。
This safe is extremely sturdy and cannot be easily opened.
Synonym Mastery Challenge
Which Japanese word perfectly fits this blank space?
Fill in the blank: "このかばんは ＿＿＿ ので、長く使えます。" (Meaning: "This bag is durable, so I can use it for a long time.")
🎉 Correct Answer!
Remember: "丈夫な" is correct here because it represents "strong, durable, healthy" in the context: "This bag is durable, so I can use it for a long time.".