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Quadruple VS

Synonym Boundary: "寝る", "ねる", "眠る", "おやすみになる"

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

Japanese Option A

寝る

ねる (neru)
N5 / CEFR
Japanese Option B

ねる

ねる (neru)
N5 / CEFR
Japanese Option C

眠る

ねむる (nemuru)
N4 / CEFR
Japanese Option D

おやすみになる

おやすみになる (oyasumi ni naru)
N4 / CEFR

Quadruple VS Nuance Contrast & Social Differences

When expressing "sleep" in Japanese, you must carefully distinguish between "寝る", "ねる", "眠る", "おやすみになる" based on context.
  • 寝る (ねる (neru) - Level: N5): Maps to "to sleep, to go to bed" and is used when A fundamental daily activity verb. Polite form is 寝ます.
  • ねる (ねる (neru) - Level: N5): Maps to "to sleep, to go to bed" and is used when Used when going to bed or sleeping. The polite form is 寝ます.
  • 眠る (ねむる (nemuru) - Level: N4): Maps to "to sleep" and is used when Generally means 'to sleep'. Can also refer to something being dormant or unused.
  • おやすみになる (おやすみになる (oyasumi ni naru) - Level: N4): Maps to "to sleep, to rest (honorific form of 寝る/休む)" and is used when Honorific form of 寝る.
Mixing these up can easily lead to unnatural translations. Refer to the bilingual context cards below to master the boundaries!
Context for "寝る"
昨日は早く寝ました。
I went to bed early yesterday.
Context for "ねる"
毎晩10時に寝ます。
I go to bed at 10 every night.
Context for "眠る"
昨日はよく眠れました。
I slept well yesterday.
Context for "おやすみになる"
社長はもうおやすみになりました。
The president has already gone to rest/sleep.

Synonym Mastery Challenge

Which Japanese word perfectly fits this blank space?

Fill in the blank: "昨日は早く寝ました。" (Meaning: "I went to bed early yesterday.")
🎉 Correct Answer!

Remember: "寝る" is correct here because it represents "to sleep, to go to bed" in the context: "I went to bed early yesterday.".

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