Enemy vs Opponent vs Rival

When to use each in English, with meaning, register, and examples.

Enemy

Top 1,000 (very common)B1noun

Opponent

Top 2,000 (common)B2noun

Rival

Top 2,000 (common)B2noun
Most common: Enemy
 EnemyOpponentRival
Pronunciation🇬🇧 /["/ˈenəmi/"]/🇺🇸 /["/ˈenəmi/"]/🇬🇧 //əˈpəʊ.nənt//🇺🇸 //əˈpoʊ.nənt//🇬🇧 //ˈraɪvəl//🇺🇸 //ˈraɪvəl//
MeaningA person or group that you fight against or do not like.A person you compete against in a game or contest.A person who competes with another.
ExampleIn the game, you must defeat the enemy to progress to the next level.She trained hard to defeat her main opponent in the championship.She emerged as a strong rival in the competition.
RegisterNeutralNeutralNeutral
How commonTop 1,000 (very common)Top 2,000 (common)Top 2,000 (common)
CEFR levelB1B2B2
Part of speechnounnounnoun
Collocationsbitter, deadly, great, have, make, attack, attack somebody/​something, army, forces, soldiers, against an/​the enemy, enemy of, your own worst enemy, fall into enemy hands, in the face of the enemy, bitter, deadly, great, have, make, attack, attack somebody/​something, army, forces, soldiers, against an/​the enemy, enemy of, your own worst enemy, fall into enemy hands, in the face of the enemydefeat an opponent, know your opponent, face an opponentrival team, rival company, rival schools
Antonymsfriend, ally, supporterally, teammateally, friend, partner
Common mistakesConfused with 'friend' or 'foe'., Using 'enemey' as a common misspelling., Overusing in non-combat contexts, when a word like 'opponent' may fit better.Confusing with 'partner' - an opponent is someone you compete against, not a teammate., Using in singular form incorrectly for team competitions - remember 'opponents' for multiple opponents., Not using the article - always use 'an opponent' or 'the opponent'.Confusing 'rival' with 'enemy' - rivals aren't always enemies., Using 'rival' as a verb incorrectly., Mixing singular 'rival' with plural contexts.
Usage notesCommonly used in both spoken and written English. Avoid using in overly casual situations unless it fits the context, like in games or stories.Used in both formal and informal contexts. Commonly used in sports and debates. Not appropriate in casual conversations unless discussing competitions.Use in competitive contexts, such as sports or business. Avoid in casual, everyday conversations unless relevant.

See it in real clips

Enemy
Opponent

Frequently asked questions: Enemy vs Opponent vs Rival

What's the difference between Enemy, Opponent, and Rival?

Enemy: A person or group that you fight against or do not like. Opponent: A person you compete against in a game or contest. Rival: A person who competes with another.

Which is more common: Enemy, Opponent, and Rival?

Enemy is the most common in everyday English.

Are Enemy, Opponent, and Rival the same CEFR level?

Enemy: B1, Opponent: B2, Rival: B2 on the CEFR scale.

What part of speech are Enemy, Opponent, and Rival?

Enemy: noun, Opponent: noun, Rival: noun.

Can you show an example of each?

Enemy: In the game, you must defeat the enemy to progress to the next level. Opponent: She trained hard to defeat her main opponent in the championship. Rival: She emerged as a strong rival in the competition.

Can I use Enemy, Opponent, and Rival interchangeably?

Not always. Enemy, Opponent, and Rival are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.