🦅 Project Eagle
Synonym Nuance VS

How to say "Deep" in Japanese

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

Japanese Option A

猛省

もうせい (mōsei)
N3 / CEFR Syllabus
VS
Japanese Option B

懊悔

おうかい (ōkai)
N1 / CEFR Syllabus

Nuance Contrast & Translation Difference

When translating "deep" into Japanese, you must choose carefully between 猛省 and 懊悔. In Japanese, 猛省 (もうせい (mōsei)) is typically associated with "deep reflection; serious self-criticism; extreme regret and introspection" (Syllabus Level: N3) and represents Refers to deep reflection, serious self-criticism, or extreme regret and introspection to correct one's serious mistakes. On the other hand, 懊悔 (おうかい (ōkai)) maps to "deep regret, remorse, compunction, agony of regret" (Syllabus Level: N1) and represents 「後悔」よりもはるかに強い、激しい悔やみや苦しみを伴う後悔を表します。自分の過ちに対して深く苦しむ様子を指します。/ Expresses a far stronger and more intense regret than 'kōkai', accompanied by anguish and suffering. It refers to deeply suffering over one's own mistakes.. A literal translation of "deep" can often sound unnatural to native Japanese speakers if mixed up!
Bilingual Context for "猛省"
自分の油断から重大なデータ流出を招いた担当者は、自らの不注意を_______し、再発防止策の立案に当たりました。
The person in charge who caused a serious data leak due to their own negligence deeply reflected on their own carelessness and worked on drafting preventive measures.
Bilingual Context for "懊悔"
彼の顔には、過去の過ちに対する深い懊悔の念が刻まれていた。
His face bore the deep remorse for his past mistakes.

Nuance Mastery Quiz

Which Japanese word perfectly fits this blank space?

Fill in the blank: "自分の油断から重大なデータ流出を招いた担当者は、自らの不注意を_______し、再発防止策の立案に当たりました。" (Meaning: "The person in charge who caused a serious data leak due to their own negligence deeply reflected on their own carelessness and worked on drafting preventive measures.")
🎉 Correct Answer!

Remember: "猛省" fits here because it means "deep reflection; serious self-criticism; extreme regret and introspection" in the context of: "The person in charge who caused a serious data leak due to their own negligence deeply reflected on their own carelessness and worked on drafting preventive measures.". "懊悔" represents "deep regret, remorse, compunction, agony of regret".

💡 Practice with AI! Live

Don't just read. Practice speaking this grammar with our interactive AI coach for free!

Try AI Speaking 👉