籠城する · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 籠城する | 籠城しない |
| Polite | 籠城します | 籠城しません |
| Past polite | 籠城しました | 籠城しませんでした |
| Past | 籠城した | 籠城しなかった |
| Te-form | 籠城して | 籠城しないで |
| Desire | 籠城したい | 籠城したくない |
| Potential | 籠城できる | 籠城できない |
| Passive | 籠城される | 籠城されない |
| Causative | 籠城させる | 籠城させない |
| Causative passive | 籠城させられる | 籠城させられない |
| Volitional | 籠城しよう | |
| Polite volitional | 籠城しましょう | |
| Imperative | 籠城しろ | 籠城するな |
| Conditional | 籠城すれば | 籠城しなければ |
| Tara conditional | 籠城したら | 籠城しなかったら |
noun, noun or participle which takes 'suru', intransitive verb
holding a castle; holing up in a fortress
Historical military term for defending a castle under siege. In modern use, it can refer to barricading oneself in a building or room.
During the Warring States period, many warlords were forced into castle sieges.
The criminal holed up in the bank and barricaded himself inside.
noun, noun or participle which takes 'suru', intransitive verb
staying indoors; confinement to home
Modern extended use: staying at home for a long period, often voluntarily or due to circumstances like bad weather, illness, or remote work.
Because of the typhoon, I stayed holed up at home all weekend.
Before exams, he holes up in his room to study.