An enemy vs Opponent vs Rival

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

An enemy

Top 2,000 (common)

Opponent

Top 2,000 (common)B2noun

Rival

Top 2,000 (common)B2noun
 An enemyOpponentRival
Pronunciation🇬🇧 //ən ˈɛməni//🇺🇸 //ən ˈɛməni//🇬🇧 //əˈpəʊ.nənt//🇺🇸 //əˈpoʊ.nənt//🇬🇧 //ˈraɪvəl//🇺🇸 //ˈraɪvəl//
MeaningA person who wants to harm you.A person you compete against in a game or contest.A person who competes with another.
ExampleHe always considered her an enemy during their debates.She trained hard to defeat her main opponent in the championship.She emerged as a strong rival in the competition.
RegisterNeutralNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)Top 2,000 (common)
CEFR level-B2B2
Part of speechnounnoun
Collocationsdevelop an enemy, see an enemy, defeat an enemydefeat an opponent, know your opponent, face an opponentrival team, rival company, rival schools
Antonyms-ally, teammateally, friend, partner
Common mistakesConfused with 'friend' - knowing the opposite meaning., Using 'enemies' incorrectly in formal writing., Mixing up 'enemy' with 'rival' - different connotations.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 notesUsed in discussions about conflict, competition, or rivalry. Not typically used in friendly contexts.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

An enemy
Opponent

Frequently asked questions: An enemy vs Opponent vs Rival

What's the difference between An enemy, Opponent, and Rival?

An enemy: A person who wants to harm you. Opponent: A person you compete against in a game or contest. Rival: A person who competes with another.

Can you show an example of each?

An enemy: He always considered her an enemy during their debates. 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 An enemy, Opponent, and Rival interchangeably?

Not always. An 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.