🦅 Project Eagle
Quadruple VS

Synonym Boundary: "終わる", "終了", "とことん", "脚韻"

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

Japanese Option A

終わる

おわる (owaru)
N5 / CEFR
Japanese Option B

終了

しゅうりょう (shūryō)
N3 / CEFR
Japanese Option C

とことん

とことん (tokoton)
N1 / CEFR
Japanese Option D

脚韻

きゃくいん (kyakuin)
C2 / CEFR

Quadruple VS Nuance Contrast & Social Differences

When expressing "end" in Japanese, you must carefully distinguish between "終わる", "終了", "とことん", "脚韻" based on context.
  • 終わる (おわる (owaru) - Level: N5): Maps to "to end, to finish (intransitive)" and is used when Intransitive verb. Used when something comes to an end on its own. The transitive form is 終える.
  • 終了 (しゅうりょう (shūryō) - Level: N3): Maps to "end; close; completion" and is used when Often used for events, meetings, projects, or formal procedures. Can be a noun.
  • とことん (とことん (tokoton) - Level: N1): Maps to "to the end, thoroughly, completely, all the way" and is used when Implies pursuing something to its absolute limit, without compromise, until nothing more can be done or achieved. Often used with verbs like 調べる.
  • 脚韻 (きゃくいん (kyakuin) - Level: C2): Maps to "end rhyme" and is used when Essential structural term in CEFR C2 vocabulary syllabus..
Mixing these up can easily lead to unnatural translations. Refer to the bilingual context cards below to master the boundaries!
Context for "終わる"
授業は5時に終わります。
The class ends at 5 o'clock.
Context for "終了"
試験時間は10時に終了します。
The exam time will end at 10 AM.
Context for "とことん"
彼女は何でもとことんやるタイプだ。
She's the type who does everything thoroughly/to the very end.
Context for "脚韻"
私は脚韻に興味があります。
I am interested in end rhyme.

Synonym Mastery Challenge

Which Japanese word perfectly fits this blank space?

Fill in the blank: "授業は5時に終わります。" (Meaning: "The class ends at 5 o'clock.")
🎉 Correct Answer!

Remember: "終わる" is correct here because it represents "to end, to finish (intransitive)" in the context: "The class ends at 5 o'clock.".

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