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Synonym Nuance VS

How to say "Arbitrary" in Japanese

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

Japanese Option A

専断

せんだん (sendan)
N1 / CEFR Syllabus
VS
Japanese Option B

恣意的

しいてき (shiiteki)
N1 / CEFR Syllabus

Nuance Contrast & Translation Difference

When translating "arbitrary" into Japanese, you must choose carefully between 専断 and 恣意的. In Japanese, 専断 (せんだん (sendan)) is typically associated with "arbitrary decision; acting on one's own authority; autocracy" (Syllabus Level: N1) and represents Used when someone makes a decision or acts unilaterally without consulting others or without proper authorization, often carrying a negative connotation of disregarding others' opinions or rules. (他者の意見や規則を無視して、独断で決定したり行動したりする際に使われ、否定的な意味合いを含むことが多い。). On the other hand, 恣意的 (しいてき (shiiteki)) maps to "arbitrary, capricious, willful, discretionary" (Syllabus Level: N1) and represents Implies actions or decisions made based on personal whim, discretion, or convenience, rather than objective criteria, reason, or fairness. Often carries a negative connotation of being unreasonable or unfair.. A literal translation of "arbitrary" can often sound unnatural to native Japanese speakers if mixed up!
Bilingual Context for "専断"
彼は会議で皆の意見を聞かずに専断したため、反発を招いた。
He made an arbitrary decision in the meeting without listening to everyone's opinions, which led to backlash.
Bilingual Context for "恣意的"
彼の恣意的な判断は、多くの不満を買った。
His arbitrary judgment drew much dissatisfaction.

Nuance Mastery Quiz

Which Japanese word perfectly fits this blank space?

Fill in the blank: "彼は会議で皆の意見を聞かずに ___ したため、反発を招いた。" (Meaning: "He made an arbitrary decision in the meeting without listening to everyone's opinions, which led to backlash.")
🎉 Correct Answer!

Remember: "専断" fits here because it means "arbitrary decision; acting on one's own authority; autocracy" in the context of: "He made an arbitrary decision in the meeting without listening to everyone's opinions, which led to backlash.". "恣意的" represents "arbitrary, capricious, willful, discretionary".

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