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Synonym Nuance VS

How to say "Be" in Japanese

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

Japanese Option A

なくなる

なくなる (nakunaru)
N4 / CEFR Syllabus
VS
Japanese Option B

延びる

のびる (nobiru)
N3 / CEFR Syllabus

Nuance Contrast & Translation Difference

When translating "be" into Japanese, you must choose carefully between なくなる and 延びる. In Japanese, なくなる (なくなる (nakunaru)) is typically associated with "to be lost; to disappear; to run out of; to die (euphemism)" (Syllabus Level: N4) and represents An intransitive verb. Can mean something is no longer present. On the other hand, 延びる (のびる (nobiru)) maps to "to be extended; to be postponed; to grow (e.g., hair, height)" (Syllabus Level: N3) and represents Intransitive verb. Can mean 'to be stretched', 'to be prolonged', or 'to grow longer/taller'.. A literal translation of "be" can often sound unnatural to native Japanese speakers if mixed up!
Bilingual Context for "なくなる"
財布がなくなってしまいました。
My wallet got lost.
Bilingual Context for "延びる"
会議の時間が30分延びました。
The meeting time was extended by 30 minutes.

Nuance Mastery Quiz

Which Japanese word perfectly fits this blank space?

Fill in the blank: "財布がなくなってしまいました。" (Meaning: "My wallet got lost.")
🎉 Correct Answer!

Remember: "なくなる" fits here because it means "to be lost; to disappear; to run out of; to die (euphemism)" in the context of: "My wallet got lost.". "延びる" represents "to be extended; to be postponed; to grow (e.g., hair, height)".

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