배신하다

The Korean verb 배신하다 (baesinhada) is a powerful and emotionally charged term that translates to 'to betray' or 'to be disloyal.' At its core, it describes the act of breaking a trust or a bond that was previously established between individuals, groups, or even towards an ideology. In Korean culture, where social harmony (inhwa) and loyalty (uiri) are highly valued, the act of betrayal is often viewed with extreme severity. It isn't just about a simple lie; it's about the fundamental collapse of a relationship's foundation. When you use '배신하다,' you are describing a situation where someone has actively turned their back on another person's expectations or shared commitments. This word is composed of the Hanja 背 (bae), meaning 'back' or 'to turn one's back,' and 信 (sin), meaning 'trust' or 'faith.' Therefore, etymologically, '배신하다' literally means 'to turn one's back on trust.' This imagery is very vivid in the Korean mind—it suggests a physical turning away from someone who believed in you. In modern contexts, it can range from a friend telling your secret to someone else (a minor but painful betrayal) to a business partner stealing company secrets (a legal and professional betrayal).

Core Concept

The intentional violation of trust or loyalty within a relationship or agreement.

Emotional Weight

It carries a heavy sense of disappointment, anger, and moral failure.

Understanding '배신하다' requires understanding the weight of 'uiri' (loyalty/honor). In Korea, loyalty isn't just a choice; it's often seen as a social obligation. Thus, to '배신하다' is to fail in one's basic duty as a friend, colleague, or citizen. It is a word that carries a heavy weight of shame for the perpetrator and deep trauma for the victim. In K-dramas, this word is a staple, driving plots of revenge and heartbreak because the emotional stakes are so high. However, in casual settings, friends might use it playfully—for example, if someone eats a snack without waiting for the others, they might be jokingly called a '배신자' (traitor). But even in jest, the word points to the importance of the group over the individual. To '배신하다' is to step outside the circle of trust.

Social Context

Often used in political scandals, romantic infidelity, and workplace conflicts.

Using 배신하다 correctly involves understanding its grammatical structure and the particles it takes. Since it is an active verb, the person or entity being betrayed is marked with the object particle 을/를. The basic structure is '[Subject]이/가 [Object]를 배신하다.' For example, '민수가 친구를 배신했다' (Minsu betrayed his friend). It is important to note that '배신하다' is an action. If you want to describe the state of being betrayed, you use the passive form 배신당하다. This is a very common transformation in Korean. For instance, '나는 친구에게 배신당했다' (I was betrayed by my friend). Here, the person who did the betraying is marked with 에게 or 한테 (by).

Active Form

배신하다 (To betray) - Focuses on the person who broke the trust.

Passive Form

배신당하다 (To be betrayed) - Focuses on the person whose trust was broken.

The verb can also be used with abstract concepts like 'trust' (신뢰), 'expectations' (기대), or 'ideals' (이상). When you betray an expectation, it means you let someone down significantly. '기대를 배신하다' is a common collocation used when a result is much worse than expected, or when someone behaves in a way that contradicts the faith others had in them. In formal writing or news reports, you might see '배신 행위' (act of betrayal). This turns the verb into a noun phrase to describe the specific action objectively. Additionally, the word can be conjugated into various forms to express tense, politeness, and intent. For example, '배신하지 마세요' (Please don't betray me) or '배신할 거예요?' (Are you going to betray me?).

Common Object Collocations

친구를 배신하다, 조국을 배신하다, 기대를 배신하다, 신뢰를 배신하다.

The word 배신하다 is ubiquitous in Korean media and daily life, though its intensity varies by context. In the world of K-Dramas, betrayal is the fuel for almost every plot. Whether it's a historical drama (Sa-geuk) where a general betrays the King, or a modern 'Makjang' drama involving a spouse's infidelity, you will hear characters scream, '어떻게 나를 배신할 수 있어?' (How could you betray me?). The dramatic weight of the word makes it perfect for high-stakes storytelling. In news and politics, the word is used to describe politicians who switch parties or go against their campaign promises. Journalists might use phrases like '민심을 배신하다' (to betray the public's sentiment), suggesting that the elected official has failed the people who trusted them.

Media Usage

Extremely common in dramas, movies, and news reports about scandals.

Variety Shows

Often used jokingly in games where players must cooperate or compete (e.g., Running Man).

In variety shows like 'Running Man' or 'Infinite Challenge,' betrayal is a comedic trope. Members often make alliances only to break them minutes later for a laugh. In these cases, the word '배신' is used frequently but with a lighter tone. You might hear someone yell, '배신이야!' (It's a betrayal!) when a teammate steals their game item. This usage highlights how the word has permeated casual culture. In professional settings, however, the word remains very serious. In the business world, '배신하다' might be used in discussions about breach of contract or corporate espionage. If a long-term supplier suddenly raises prices without notice or switches to a competitor, the business owner might feel '배신당했다' (betrayed). Finally, in literature and song lyrics, '배신하다' is used to express the deep pain of lost love or friendship. Many K-pop ballads focus on the theme of being betrayed by a lover, using the word to emphasize the emotional scar left behind.

Everyday Life

Used when a friend cancels a long-awaited plan at the last minute for a selfish reason.

One of the most common mistakes learners make with 배신하다 is using it for simple lies or minor disappointments. While 'betray' can be used broadly in English, in Korean, '배신하다' implies a significant breach of a deep bond. If a friend says they'll call you but forgets, saying '나를 배신했어' might sound overly dramatic or even aggressive unless said in a very obvious joking tone. For minor things, 실망시키다 (to disappoint) or 거짓말하다 (to lie) are usually more appropriate. Another mistake is confusing '배신하다' with 사기치다 (to scam/cheat). While a scam involves betrayal, '사기치다' specifically refers to fraudulent activities, often involving money or legal deception, whereas '배신하다' focuses on the emotional and moral breach of trust.

Mistake 1: Over-dramatizing

Using '배신하다' for forgetting a coffee date. Use '약속을 잊다' instead.

Mistake 2: Confusing with Scams

Using '배신하다' for a phishing email. Use '사기' (scam) instead.

Grammatically, learners often struggle with the particle usage. Remember that the person being betrayed must take the object particle 을/를. Sometimes learners try to use '에게' (to) because they think of it as 'doing betrayal TO someone,' but in Korean, you 'betray someone' (someone-을/를 배신하다). Also, be careful with the passive form '배신당하다'. You cannot say '그는 나를 배신당했다' to mean 'He was betrayed by me.' The correct sentence would be '그는 나에게 배신당했다.' The subject is the victim in the passive form. Confusing these can lead to saying the opposite of what you mean—making yourself the betrayer when you meant to be the victim!

Mistake 3: Particle Errors

Using '친구에게 배신하다' instead of '친구를 배신하다'.

While 배신하다 is the most common word for betrayal, there are several synonyms and related terms that carry slightly different nuances. Understanding these can help you sound more natural and precise. 배반하다 (baebanhada) is almost identical to 배신하다 and is often used interchangeably. However, '배반' often has a more formal or political connotation, such as betraying a country or a cause. 저버리다 (jeobeorida) is a beautiful, more native-sounding word that means 'to abandon' or 'to fail to fulfill' a trust, promise, or favor. It is often used in the context of 'graciousness' (은혜를 저버리다) or 'expectations' (기대를 저버리다). It feels slightly more emotional and less harsh than '배신하다.'

배신하다 vs 배반하다

배신 is more common in personal relationships; 배반 is slightly more formal/political.

배신하다 vs 저버리다

저버리다 emphasizes the abandonment of a duty or a favor received.

Another related word is 변절하다 (byeonjeolhada). This is specifically used when someone changes their principles, beliefs, or political loyalty, especially in a way that is seen as traitorous. It is commonly used in historical contexts (e.g., someone who collaborated with the enemy during the Japanese occupation). For a more idiomatic expression, Koreans use 뒤통수를 치다 (to hit the back of the head). This means to backstab someone when they are not looking. It is a very common way to describe a sudden, unexpected betrayal by someone you trusted. If you want to describe a milder form of letting someone down, you can use 어기다 (to break/violate), as in '약속을 어기다' (to break a promise).

변절하다 (Change of Heart)

Used when someone abandons their long-held principles or political party.