hostile nature; inimical character
Formal term used in political, military, or legal contexts to describe something as having a hostile or enemy character. Often appears in compounds like 敵性国家 (hostile nation) or 敵性行為 (hostile act).
That country was regarded as a hostile nation.
We will take strict measures against hostile acts.
language of the enemy; enemy language
hostile nation
enemy combatant
Compound of 敵 (enemy) and 性 (nature, character). The exact historical derivation is uncertain, but the word follows a common Sino-Japanese pattern for forming abstract nouns.