Quadruple VS
Synonym Boundary: "曇る", "なる", "空く", "痩せこける"
All represent the core concept "become", but require precise selection.
Japanese Option A
曇る
くもる (kumoru)
N5 / CEFR
Japanese Option B
なる
なる (naru)
N4 / CEFR
Japanese Option C
空く
あく (aku)
N3 / CEFR
Japanese Option D
痩せこける
やせこける (yasekokeru)
N2 / CEFR
Quadruple VS Nuance Contrast & Social Differences
When expressing "become" in Japanese, you must carefully distinguish between "曇る", "なる", "空く", "痩せこける" based on context.
- 曇る (くもる (kumoru) - Level: N5): Maps to "to become cloudy, to cloud over" and is used when Describes the sky becoming cloudy. Opposite of 晴れる.
- なる (なる (naru) - Level: N4): Maps to "to become" and is used when An intransitive verb meaning to become or to grow into. Used with nouns.
- 空く (あく (aku) - Level: N3): Maps to "to become empty, to become available, to be vacant (intransitive)" and is used when Intransitive verb. Used for spaces becoming empty.
- 痩せこける (やせこける (yasekokeru) - Level: N2): Maps to "to become very thin, to become emaciated, to be gaunt" and is used when To become extremely thin, often to an unhealthy degree, due to illness, hardship, lack of food, or stress. It implies a noticeable and often skeletal appearance. 病気や苦労、食事不足などにより、極度に痩せて骨ばった状態になることを指す。健康的な痩せ方ではない、というニュアンスがある。.
Context for "曇る"
今日は朝から曇っています。
It has been cloudy since this morning.
Context for "なる"
春になると、暖かくなります。
When spring comes, it becomes warm.
Context for "空く"
席が空いたら、座ってください。
Please sit down when a seat becomes available.
Context for "痩せこける"
病気で彼はすっかり痩せこけてしまった。
He became completely emaciated due to his illness.
Synonym Mastery Challenge
Which Japanese word perfectly fits this blank space?
Fill in the blank: "今日は朝から曇っています。" (Meaning: "It has been cloudy since this morning.")
🎉 Correct Answer!
Remember: "曇る" is correct here because it represents "to become cloudy, to cloud over" in the context: "It has been cloudy since this morning.".