| Subject | English | Japanese |
| gen. | curl oneself up | 縮こまる |
| gen. | curl up | 丸くなる |
| gen. | curl up | 丸める ichi1 news2 nf41 |
| gen. | point or curl up | 刎ねる (e.g. ends of hair) |
| gen. | point or curl up | 撥ねる ichi1 (e.g. ends of hair) |
| inf. | n someone who curls up under a kotatsu all winter | 炬燵虫 pun on かたつむり |
| inf. | n someone who curls up under a kotatsu all winter | こたつ虫 |
| inf. | n someone who curls up under a kotatsu all winter | こたつむり pun on かたつむり |