🦅 Project Eagle
Quintuple VS

Synonym Boundary: "する", "洗濯する", "買い物する", "致す", "敝蓋不棄"

All represent the core concept "do", but require precise selection.

Japanese Option A

する

する (suru)
N5 / CEFR
Japanese Option B

洗濯する

せんたくする (sentaku suru)
N4 / CEFR
Japanese Option C

買い物する

かいものする (kaimono suru)
N4 / CEFR
Japanese Option D

致す

いたす (itasu)
N4 / CEFR
Japanese Option E

敝蓋不棄

へいがいふき
C2PLUS / CEFR

Quintuple VS Nuance Contrast & Social Differences

When expressing "do" in Japanese, you must carefully distinguish between "する", "洗濯する", "買い物する", "致す", "敝蓋不棄" based on context.
  • する (する (suru) - Level: N5): Maps to "to do, to make" and is used when A very versatile verb. Polite form is します.
  • 洗濯する (せんたくする (sentaku suru) - Level: N4): Maps to "to do laundry" and is used when 服や布を洗ってきれいにすること。.
  • 買い物する (かいものする (kaimono suru) - Level: N4): Maps to "to do shopping" and is used when Used when referring to the act of buying things, typically at a store. Can be used with に.
  • 致す (いたす (itasu) - Level: N4): Maps to "to do (humble form of する)" and is used when A very humble verb used for one's own actions. It's the humble equivalent of する.
  • 敝蓋不棄 (へいがいふき - Level: C2PLUS): Maps to "do not discard a worn-out lid; a metaphor for valuing old things or long-standing friendships" and is used when Essential structural term in CEFR C2PLUS vocabulary syllabus..
Mixing these up can easily lead to unnatural translations. Refer to the bilingual context cards below to master the boundaries!
Context for "する"
毎日日本語を勉強します。
I study Japanese every day.
Context for "洗濯する"
週末に洗濯をします。
I do laundry on the weekend.
Context for "買い物する"
デパートで洋服を買い物しました。
I bought clothes at the department store.
Context for "致す"
明日、私がご説明致します。
I will explain it tomorrow (humble).
Context for "敝蓋不棄"
私は敝蓋不棄に興味があります。
I am interested in do not discard a worn-out lid; a metaphor for valuing old things or long-standing friendships.

Synonym Mastery Challenge

Which Japanese word perfectly fits this blank space?

Fill in the blank: "毎日日本語を勉強します。" (Meaning: "I study Japanese every day.")
🎉 Correct Answer!

Remember: "する" is correct here because it represents "to do, to make" in the context: "I study Japanese every day.".

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