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Synonym Comparison

The Nuance Difference: "大変" vs "開ける"

Master the exact conceptual boundary between these Japanese terms.

Japanese Term A

大変

たいへん (taihen)
N5 / CEFR Syllabus
VS
Japanese Term B

開ける

あける (akeru)
N4 / CEFR Syllabus

Nuance Contrast & Social Differences

In Japanese, both 大変 and 開ける are often translated to English but have distinct usages. 大変 (たいへん (taihen)) represents "tough, difficult, serious (na-adjective); very, extremely (adverb)" (Level: N5) and typically represents Can be an な-adjective. On the other hand, 開ける (あける (akeru)) translates to "to open (something)" (Level: N4) and is used for Transitive verb. Used for doors, windows, boxes, etc.. Mixing these up can sound unnatural to native Japanese speakers!
Bilingual Sentence for "大変"
この仕事は時間がかかって大変です。
This job takes a long time and is tough.
Bilingual Sentence for "開ける"
ドアを開けてください。
Please open the door.

Nuance Mastery Quiz

Which Japanese word perfectly fits this blank space?

Fill in the blank: "この仕事は時間がかかって ___ です。" (Meaning: "This job takes a long time and is tough.")
🎉 Correct Answer!

Remember: "大変" fits here because it represents "tough, difficult, serious (na-adjective); very, extremely (adverb)" in the context: "This job takes a long time and is tough.".

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