| Subject | English | Japanese |
| isol. | earth-return path | 接地帰路 |
| el.mach. | earth-return path | 接地経路 |
| isol. | ground-return path | 接地帰路 |
| el.mach. | ground-return path | 接地経路 |
| gen. | return path | リターン・パス |
| gen. | n-adv n-t return path | 復路 (of a signal, communication) |
| gen. | return path | リターンパス |