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synonym Comparative
役立つ
VS
役に立つ

Differences Between "役立つ" and "役に立つ"

Option A
役立つ
Meaning
to be useful, to be helpful
Reading
やくだつ (yakudatsu)
Syllabus Level
N3
Practical Example
このアプリは毎日の仕事にとても役立ちます。
This app is very useful for daily work.
Option B
役に立つ
Meaning
to be useful
Reading
やくにたつ (yakunitatu)
Syllabus Level
B1
Practical Example
毎日、日本語を練習するために役に立つ。
Every day, I be useful to practice Japanese.

Which one to use?

Select the correct Japanese word for this context

Which word fits this context: "(to be useful, to be helpful)"?
🎉 正解 / Correct!
使い分け解説:
- 役立つ: An intransitive verb. Used to describe something that serves a purpose or provides assistance. Often followed by に.
- 役に立つ: Essential structural term in CEFR B1 vocabulary syllabus. (CEFR B1語彙シラバスにおける重要表現です。)
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