寝転ぶ・寝ころぶ|ねころぶnekorobu[3]nakadaka (mid-high)
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Which spelling to use
寝転ぶ寝転ぶ is the more common written form. It is the recommended choice for beginners and a suitable default spelling when writing.
寝ころぶ寝ころぶ is a less common written variant of 寝転ぶ. You may encounter it, but beginners should generally choose 寝転ぶ instead.
Definitions
- godan verb, intransitive verbto lie down; to throw oneself down
Conjugation
| Dictionary form | 寝転ぶ（ねころぶ） |
|---|---|
| Polite (masu) | 寝転びます（ねころびます） |
| Negative (nai) | 寝転ばない（ねころばない） |
| polite (masen) | 寝転びません（ねころびません） |
| classical zu / nu | 寝転ばず・寝転ばぬ（ねころばず・ねころばぬ） |
| Past (ta) | 寝転んだ（ねころんだ） |
| polite (mashita) | 寝転びました（ねころびました） |
| Past negative (nakatta) | 寝転ばなかった（ねころばなかった） |
| polite (masen deshita) | 寝転びませんでした（ねころびませんでした） |
| Te form | 寝転んで（ねころんで） |
| Potential | 寝転べる（ねころべる） |
| Passive | 寝転ばれる（ねころばれる） |
| Causative | 寝転ばせる（ねころばせる） |
| Causative passive | 寝転ばせられる・寝転ばされる（ねころばせられる・ねころばされる） |
| Conditional (ba) | 寝転べば（ねころべば） |
| tara | 寝転んだら（ねころんだら） |
| Volitional | 寝転ぼう（ねころぼう） |
| polite (mashou) | 寝転びましょう（ねころびましょう） |
| Imperative | 寝転べ（ねころべ） |
Common forms generated by rule; see the senses for honorific or irregular usage.
Synonyms & antonyms
- Synonym寝っ転がるねっころがるCasualColloquial; an emphatic form of 「寝転がる」 with an even more casual, lazy tone than 「寝転ぶ」 when flopping down.
- Synonym寝転がるねころがるNeutralAlmost synonymous with 「寝転ぶ」 and common in everyday speech; likewise stresses lying down casually and at ease.
- Related寝るねるNeutralThe most common everyday word; it centers on sleeping, not on the casual act of flopping down, so the nuance differs from 「寝転ぶ」.
- Related横たわるよこたわるWrittenWritten-style: lying stretched out or stretching across; also figurative, as of difficulties lying ahead. More solemn than 「寝転ぶ」.
- Related横臥おうがWrittenRare written word for the body lying horizontal, often in medical descriptions; lacks the casual flop-down feel of 「寝転ぶ」.
- Related臥せるふせるWrittenMostly lying face down or placing something face down; also being ill in bed. 「寝転ぶ」 covers casual lying in any posture.
- Related平臥へいがFormalFormal, rare: lying flat, often in descriptions of being bedridden with illness; not a casual flop down.
- Related臥するがするFormalFormal, rare and archaic; stresses lying in bed. Not used in everyday speech in place of 「寝転ぶ」.
- Related臥すふすWrittenRare written word with a solemn, old-fashioned air, for going to bed or lying ill; a different context from leisurely 「寝転ぶ」.
- Antonym起きるおきるNeutralAntonym: to get up, moving from lying down to sitting or standing — the opposite direction of motion from 「寝転ぶ」.
- Antonym立つたつNeutralAntonym: to stand, body upright on the ground — the exact opposite posture to lying down with 「寝転ぶ」.
Use 「寝転ぶ」 or 「寝転がる」 for flopping down casually on the floor, grass or a bed, as in 「芝生に寝転ぶ」. Use 「寝る」 for sleeping and 「横たわる」 for written-style lying. 「横臥」, 「平臥」, 「臥する」 and 「臥す」 are rare, formal or medical; 「起きる」 and 「立つ」 are the antonyms.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only
Japanese definitions
- ごろりと体を横たえる。
Kanji in this word
