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Synonym Nuance VS

How to say "Start" in Japanese

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

Japanese Option A

始める

はじめる (hajimeru)
N4 / CEFR Syllabus
VS
Japanese Option B

口火を切る

くちびをきる (kuchibi o kiru)
N1 / CEFR Syllabus

Nuance Contrast & Translation Difference

When translating "start" into Japanese, you must choose carefully between 始める and 口火を切る. In Japanese, 始める (はじめる (hajimeru)) is typically associated with "to start (something)" (Syllabus Level: N4) and represents Transitive verb. To initiate an action or activity.. On the other hand, 口火を切る (くちびをきる (kuchibi o kiru)) maps to "to start (a discussion, dispute, etc.), to lead off, to fire the first shot" (Syllabus Level: N1) and represents An idiomatic expression meaning to initiate something, especially a discussion, debate, conflict, or a series of events. きっかけを作る、最初に始めることを意味する。比喩的に用いられることが多い。. A literal translation of "start" can often sound unnatural to native Japanese speakers if mixed up!
Bilingual Context for "始める"
今日から新しい仕事を始めます。
I will start a new job today.
Bilingual Context for "口火を切る"
会議で彼が口火を切ると、活発な議論が始まった。
When he started the discussion at the meeting, a lively debate began.

Nuance Mastery Quiz

Which Japanese word perfectly fits this blank space?

Fill in the blank: "今日から新しい仕事を始めます。" (Meaning: "I will start a new job today.")
🎉 Correct Answer!

Remember: "始める" fits here because it means "to start (something)" in the context of: "I will start a new job today.". "口火を切る" represents "to start (a discussion, dispute, etc.), to lead off, to fire the first shot".

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