Synonym Comparison
The Nuance Difference: "します" vs "役に立つ"
Master the exact conceptual boundary between these Japanese terms.
Japanese Term A
します
します (shimasu)
N5 / CEFR Syllabus
VS
Japanese Term B
役に立つ
やくにたつ (yaku ni tatsu)
N4 / CEFR Syllabus
Nuance Contrast & Social Differences
In Japanese, both します and 役に立つ are often translated to English but have distinct usages.
します (します (shimasu)) represents "to do, to make, to play (a sport)" (Level: N5) and typically represents 非常に多用途な動詞です。「〜をします」の形で、行動、スポーツ、仕事など様々な活動を表します。/ A very versatile verb. Used in the form '～をします' to express various activities, sports, or jobs..
On the other hand, 役に立つ (やくにたつ (yaku ni tatsu)) translates to "to be useful, to be helpful" (Level: N4) and is used for A set phrase meaning to be useful or helpful for someone or something. It describes the utility of an object, skill, or person. Often followed by the particle に. Mixing these up can sound unnatural to native Japanese speakers!
Bilingual Sentence for "します"
毎日宿題をします。
I do my homework every day.
Bilingual Sentence for "役に立つ"
この辞書は日本語の勉強に役に立ちます。
This dictionary is useful for studying Japanese.
Nuance Mastery Quiz
Which Japanese word perfectly fits this blank space?
Fill in the blank: "毎日宿題を ＿＿＿ 。" (Meaning: "I do my homework every day.")
🎉 Correct Answer!
Remember: "します" fits here because it represents "to do, to make, to play (a sport)" in the context: "I do my homework every day.".