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Synonym Nuance VS

How to say "Permanent" in Japanese

Both words can translate to "permanent", but which should you choose?

Japanese Option A

恒久的

こうきゅうてき (kōkyūteki)
N2 / CEFR Syllabus
VS
Japanese Option B

恒常所得仮説

こうじょうしょとくかせつ (koujoushotokukasetsu)
C2 / CEFR Syllabus

Nuance Contrast & Translation Difference

When translating "permanent" into Japanese, you must choose carefully between 恒久的 and 恒常所得仮説. In Japanese, 恒久的 (こうきゅうてき (kōkyūteki)) is typically associated with "permanent, lasting, eternal" (Syllabus Level: N2) and represents Describes something that is intended to last indefinitely or forever, often in contrast to temporary or provisional.. On the other hand, 恒常所得仮説 (こうじょうしょとくかせつ (koujoushotokukasetsu)) maps to "permanent income hypothesis" (Syllabus Level: C2) and represents Essential structural term in CEFR C2 vocabulary syllabus.. A literal translation of "permanent" can often sound unnatural to native Japanese speakers if mixed up!
Bilingual Context for "恒久的"
この問題の恒久的な解決策を見つける必要がある。
We need to find a permanent solution to this problem.
Bilingual Context for "恒常所得仮説"
私は恒常所得仮説に興味があります。
I am interested in permanent income hypothesis.

Nuance Mastery Quiz

Which Japanese word perfectly fits this blank space?

Fill in the blank: "この問題の ___ な解決策を見つける必要がある。" (Meaning: "We need to find a permanent solution to this problem.")
🎉 Correct Answer!

Remember: "恒久的" fits here because it means "permanent, lasting, eternal" in the context of: "We need to find a permanent solution to this problem.". "恒常所得仮説" represents "permanent income hypothesis".