留年する · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 留年する | 留年しない |
| Polite | 留年します | 留年しません |
| Past polite | 留年しました | 留年しませんでした |
| Past | 留年した | 留年しなかった |
| Te-form | 留年して | 留年しないで |
| Desire | 留年したい | 留年したくない |
| Potential | 留年できる | 留年できない |
| Passive | 留年される | 留年されない |
| Causative | 留年させる | 留年させない |
| Causative passive | 留年させられる | 留年させられない |
| Volitional | 留年しよう | |
| Polite volitional | 留年しましょう | |
| Imperative | 留年しろ | 留年するな |
| Conditional | 留年すれば | 留年しなければ |
| Tara conditional | 留年したら | 留年しなかったら |
noun, noun or participle which takes 'suru', intransitive verb
repeating a school year; staying back a grade
Used for students who must repeat a year of school or university because of insufficient credits or poor grades.
I might have to repeat the year because I don't have enough credits.
If you repeat a year, you'll have to pay another year's tuition.
Due to poor grades, it was decided that he would repeat the year.
He repeated grades multiple times, greatly delaying his graduation.
He repeated a grade for one year before graduating safely.