寝返り
寝返りする · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 寝返りする | 寝返りしない |
| Polite | 寝返りします | 寝返りしません |
| Past polite | 寝返りしました | 寝返りしませんでした |
| Past | 寝返りした | 寝返りしなかった |
| Te-form | 寝返りして | 寝返りしないで |
| Desire | 寝返りしたい | 寝返りしたくない |
| Potential | 寝返りできる | 寝返りできない |
| Passive | 寝返りされる | 寝返りされない |
| Causative | 寝返りさせる | 寝返りさせない |
| Causative passive | 寝返りさせられる | 寝返りさせられない |
| Volitional | 寝返りしよう | |
| Polite volitional | 寝返りしましょう | |
| Imperative | 寝返りしろ | 寝返りするな |
| Conditional | 寝返りすれば | 寝返りしなければ |
| Tara conditional | 寝返りしたら | 寝返りしなかったら |
Meanings
noun, noun or participle which takes 'suru', intransitive verb
turning over in bed; rolling over; tossing and turning
Refers to the physical act of changing one's sleeping position. Often used in the phrase 寝返りを打つ.
See also: 寝返りを打つ
The baby rolled over in bed.
Last night was so hot I tossed and turned many times.
noun, noun or participle which takes 'suru', intransitive verb
betrayal; double-crossing; defection
Metaphorical extension: switching allegiance, betraying one's group or side. Often used with する to mean 'to betray' or 'to defect'.
He defected to the enemy side.
The plan was ruined by a comrade's betrayal.
Usage patterns
- 〈相手〉に寝返りするto defect / switch allegiance to someone
He defected to the enemy's side.
- 寝返りが多いto toss and turn a lot (in sleep)
Lately the baby tosses and turns a lot, so I can't sleep well.
- 寝返りを図るto plot a betrayal or defection
It came out that one of his subordinates had been plotting to defect.
- 寝返りを防ぐto prevent a defection/betrayal
The company took measures to prevent executives from defecting.
Expressions
- 寝返りを打つturn over in sleep; toss and turn · change sides; double-cross; betray