 |
| Subject | English | Russian |
| psychol. | exhibit open hostility | демонстрировать открытую враждебность (Alex_Odeychuk) |
| dipl. | have descended into open hostility | скатиться к открытой враждебности (Relations, which came to a near total breakdown during the last year, had descended into open hostility during more recent bilateral meetings.  cnn.com Alex_Odeychuk) |
| gen. | open hostilities | начать военные действия |
| mil. | open hostilities | открытые боевые действия |
| gen. | open hostility | явная вражда |