| Subject | English | Russian |
| gen. | have its source | вытечь (of a river) |
| Gruzovik | have its source | брать начало |
| Gruzovik | have its source of a river | вытекать |
| Makarov. | have its source | вытекать (from; брать начало – о реке и т. п.) |
| gen. | have its source | вытекать (of a river) |
| fish.farm. | have its source from | вытекать (dimock) |
| tech. | noise has its source in | шум возникает |
| geogr. | the river has its source | река берет начало (в; in) |