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Synonym Comparison

The Nuance Difference: "よく" vs "説明する"

Master the exact conceptual boundary between these Japanese terms.

Japanese Term A

よく

よく (yoku)
N5 / CEFR Syllabus
VS
Japanese Term B

説明する

せつめいする (setsumei suru)
N4 / CEFR Syllabus

Nuance Contrast & Social Differences

In Japanese, both よく and 説明する are often translated to English but have distinct usages. よく (よく (yoku)) represents "well, often, frequently" (Level: N5) and typically represents Adverb. Can mean 'well'. On the other hand, 説明する (せつめいする (setsumei suru)) translates to "to explain" (Level: N4) and is used for Used when clarifying or elaborating on something. It's a noun + する verb.. Mixing these up can sound unnatural to native Japanese speakers!
Bilingual Sentence for "よく"
私は週末によく映画を見ます。
I often watch movies on weekends.
Bilingual Sentence for "説明する"
先生が文法を説明してくれました。
The teacher explained the grammar to me.

Nuance Mastery Quiz

Which Japanese word perfectly fits this blank space?

Fill in the blank: "私は週末に ___ 映画を見ます。" (Meaning: "I often watch movies on weekends.")
🎉 Correct Answer!

Remember: "よく" fits here because it represents "well, often, frequently" in the context: "I often watch movies on weekends.".

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