Synonym Comparison
The Nuance Difference: "寝る" vs "眠い"
Master the exact conceptual boundary between these Japanese terms.
Japanese Term A
寝る
ねる (neru)
N5 / CEFR Syllabus
VS
Japanese Term B
眠い
ねむい (nemui)
N4 / CEFR Syllabus
Nuance Contrast & Social Differences
In Japanese, both 寝る and 眠い are often translated to English but have distinct usages.
寝る (ねる (neru)) represents "to sleep, to go to bed" (Level: N5) and typically represents A fundamental daily activity verb. Polite form is 寝ます.
On the other hand, 眠い (ねむい (nemui)) translates to "sleepy" (Level: N4) and is used for I-adjective. Describes the feeling of wanting to sleep. It is not a verb for 'to sleep'.. Mixing these up can sound unnatural to native Japanese speakers!
Bilingual Sentence for "寝る"
昨日は早く寝ました。
I went to bed early yesterday.
Bilingual Sentence for "眠い"
昨晩よく寝なかったので、とても眠いです。
I didn't sleep well last night, so I'm very sleepy.
Nuance Mastery Quiz
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" fits here because it represents "to sleep, to go to bed" in the context: "I went to bed early yesterday.".