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Quintuple VS

Synonym Boundary: "すぐ", "さっそく", "即刻", "至急", "直ちに"

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

Japanese Option A

すぐ

すぐ (sugu)
N4 / CEFR
Japanese Option B

さっそく

さっそく (sassoku)
N3 / CEFR
Japanese Option C

即刻

そっこく (sokkoku)
N2 / CEFR
Japanese Option D

至急

しきゅう (shikyuu)
N2 / CEFR
Japanese Option E

直ちに

ただちに (tadachini)
B2 / CEFR

Quintuple VS Nuance Contrast & Social Differences

When expressing "immediately" in Japanese, you must carefully distinguish between "すぐ", "さっそく", "即刻", "至急", "直ちに" based on context.
  • すぐ (すぐ (sugu) - Level: N4): Maps to "immediately, soon, right away" and is used when An adverb indicating that something will happen quickly or without delay, or is in close proximity..
  • さっそく (さっそく (sassoku) - Level: N3): Maps to "immediately, without delay, at once" and is used when Adverb indicating prompt action. Used when something is done quickly after a decision, event, or receipt of information..
  • 即刻 (そっこく (sokkoku) - Level: N2): Maps to "immediately, instantly, promptly" and is used when Stronger than 「すぐに」.
  • 至急 (しきゅう (shikyuu) - Level: N2): Maps to "immediately, urgently, as soon as possible" and is used when Often used in business or formal contexts, conveying a strong sense of urgency. Less common in casual conversation. 「早く」よりも緊急度が高い場合に用いられます。.
  • 直ちに (ただちに (tadachini) - Level: B2): Maps to "immediately, at once" and is used when Essential structural term in CEFR B2 vocabulary syllabus..
Mixing these up can easily lead to unnatural translations. Refer to the bilingual context cards below to master the boundaries!
Context for "すぐ"
彼はすぐにここに来ます。
He will come here right away.
Context for "さっそく"
知らせを聞いて、さっそく準備を始めた。
Upon hearing the news, I immediately started preparations.
Context for "即刻"
問題が発生したら、即刻上司に報告してください。
If a problem occurs, please report it to your boss immediately.
Context for "至急"
この書類を至急確認してください。
Please check this document immediately.
Context for "直ちに"
私は直ちにに興味があります。
I am interested in immediately, at once.

Synonym Mastery Challenge

Which Japanese word perfectly fits this blank space?

Fill in the blank: "彼は ___ にここに来ます。" (Meaning: "He will come here right away.")
🎉 Correct Answer!

Remember: "すぐ" is correct here because it represents "immediately, soon, right away" in the context: "He will come here right away.".

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