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Quintuple VS

Synonym Boundary: "大丈夫", "ずっと", "全部", "是非", "一度に"

All represent the core concept "all", but require precise selection.

Japanese Option A

大丈夫

だいじょうぶ (daijōbu)
N5 / CEFR
Japanese Option B

ずっと

ずっと (zutto)
N4 / CEFR
Japanese Option C

全部

ぜんぶ (zenbu)
N4 / CEFR
Japanese Option D

是非

ぜひ (zehi)
N3 / CEFR
Japanese Option E

一度に

いちどに (ichido ni)
N3 / CEFR

Quintuple VS Nuance Contrast & Social Differences

When expressing "all" in Japanese, you must carefully distinguish between "大丈夫", "ずっと", "全部", "是非", "一度に" based on context.
  • 大丈夫 (だいじょうぶ (daijōbu) - Level: N5): Maps to "all right, okay, no problem" and is used when An な-adjective. Used to confirm safety, well-being, or acceptability. Can also be used to refuse politely..
  • ずっと (ずっと (zutto) - Level: N4): Maps to "all the time, for a long time, much (more/less), continuously" and is used when An adverb used to express continuity.
  • 全部 (ぜんぶ (zenbu) - Level: N4): Maps to "all; whole; entirely" and is used when Used to mean 'all' or 'everything'. Can modify nouns or act as an adverb meaning 'completely'. For people, 皆.
  • 是非 (ぜひ (zehi) - Level: N3): Maps to "by all means, definitely, without fail" and is used when Expresses a strong desire or request, often used with ください.
  • 一度に (いちどに (ichido ni) - Level: N3): Maps to "all at once, simultaneously" and is used when Indicates that multiple things happen or are done at the same time or in a single attempt..
Mixing these up can easily lead to unnatural translations. Refer to the bilingual context cards below to master the boundaries!
Context for "大丈夫"
転んでしまいましたが、大丈夫です。
I fell down, but I'm okay.
Context for "ずっと"
子供の頃からずっと日本のアニメが好きです。
I've liked Japanese anime ever since I was a child.
Context for "全部"
このケーキを全部食べました。
I ate this whole cake.
Context for "是非"
今度、ぜひ私の家にも遊びに来てください。
Please do come visit my house next time, by all means.
Context for "一度に"
一度にたくさんの質問をしました。
I asked many questions all at once.

Synonym Mastery Challenge

Which Japanese word perfectly fits this blank space?

Fill in the blank: "転んでしまいましたが、 ___ です。" (Meaning: "I fell down, but I'm okay.")
🎉 Correct Answer!

Remember: "大丈夫" is correct here because it represents "all right, okay, no problem" in the context: "I fell down, but I'm okay.".

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