Translation guide
The English word 'enemy' can refer to a hostile opponent in conflict, a personal adversary, or something harmful. In Japanese, the most common equivalent is 敵 (てき), but the best choice depends on context, formality, and whether the meaning is literal or figurative.
Referring to a person, group, or nation that one is fighting against in a military, political, or competitive context.
The most common and versatile word for 'enemy' in Japanese. It can be used in military, sports, and general contexts. It is neutral in register.
Specifically refers to the enemy's army or military forces. More formal and used in historical or military contexts.
敵軍が国境を越えた。
The enemy army crossed the border.
Literally 'opponent' or 'partner'. In competitive contexts (sports, games, debates), this is often more natural than 敵, which can sound too aggressive.
次の試合の相手は強いチームだ。
Our opponent in the next match is a strong team.
Referring to a person who is hostile to you personally, bears a grudge, or wishes you harm.
Still the most common word, but in personal contexts it can sound dramatic. Often used in phrases like 敵を作る (to make enemies).
彼は敵が多い。
He has many enemies.
そんなことを言うと敵を作るよ。
If you say things like that, you'll make enemies.
A more emotional or literary word for a personal enemy, often implying a desire for revenge. Commonly appears in set phrases like 仇を討つ (to avenge).
Literally 'natural enemy'. Used for a sworn or natural enemy, like in nature (predator-prey) or a lifelong rival. Overly dramatic for everyday use.
Referring to an abstract concept, condition, or thing that is detrimental or hostile, such as 'enemy of progress' or 'enemy of the people'.
Referring to non-player characters or monsters that the player fights.
The standard term in gaming. Often used in compounds like 敵キャラ (enemy character).
このダンジョンには強い敵がたくさんいる。
There are many strong enemies in this dungeon.
Loanword 'monster'. Used specifically for creature-type enemies, not human opponents.
In English, 'enemy' can be used lightly (e.g., 'we're enemies now'). In Japanese, 敵 is stronger and can sound overly dramatic. For playful or mild antagonism, use phrases like ライバル (rival) or 喧嘩した (we had a fight).
彼とはライバルだ。
He and I are rivals.
敵 implies hostility and conflict. 相手 is neutral and simply means 'the other party' in an interaction. In sports or games, 相手 is more natural unless you want to emphasize animosity.
試合の相手は友達だった。
My opponent in the match was a friend.
敵に情けは無用だ。
No mercy for the enemy.
He avenged his father's enemy.
猫は鼠の天敵だ。
Cats are the natural enemies of mice.
油断は大敵だ。
Carelessness is a great enemy. (proverb)
That monster is hard to defeat.