Translation guide
The state or act of overt, declared military conflict or fighting, as opposed to covert operations or a state of war without active combat.
Describing a situation where two or more parties are actively and openly engaged in armed conflict, often after a breakdown in relations.
A formal phrase meaning 'open hostilities' or 'overt acts of hostility'. Used in diplomatic or military contexts.
両国は公然たる敵対行為に突入した。
The two countries entered into open hostilities.
Literally 'open state of combat'. Emphasizes the public and acknowledged nature of the fighting.
停戦交渉が決裂し、公然の戦闘状態が再開された。
Ceasefire talks broke down and open hostilities resumed.
Means 'full-scale fighting'. Often used when hostilities escalate from skirmishes to open war.
小競り合いが本格的な戦闘に発展した。
The skirmishes escalated into open hostilities.
A noun meaning 'hostilities' or 'warfare'. Often used in legal or formal contexts, such as '交戦状態' (state of hostilities).
両国は交戦状態にある。
The two countries are in a state of open hostilities.