jega neutge dapjanghaeseo chinguga hwanasseoyo.

My friend got angry because I replied late.

Breakdown of jega neutge dapjanghaeseo chinguga hwanasseoyo.

• 친구: friend
• ~가: subject particle
• ~아서: because
• 늦게: late
• 답장하다: to reply
• 화나다: angry
• 저: I (humble)

Questions & Answers about jega neutge dapjanghaeseo chinguga hwanasseoyo.

Why does it say 제가 instead of 저는 or 나는?

제가 = 저 + 가 (I + subject marker). It’s the polite/neutral way to say I in everyday speech.

• 저는 = 저 + 는 (topic marker). This would sound more like As for me, I… and can add contrast or set a topic.
• 나는 is more casual (intimate speech level).
  In this sentence, 제가 emphasizes that I was the one who replied late.

What is the role of -가 in 친구가?

-가 marks the grammatical subject of the clause 친구가 화났어요 = My friend got mad.
Here the sentence has two parts: 1) 제가 늦게 답장해서 (Because I replied late)
2) 친구가 화났어요 (My friend got mad)

Why is 늦게 used instead of 늦은 or 늦게는?

늦게 is an adverb meaning late, modifying the verb 답장하다 (to reply).

• 늦게 답장하다 = to reply late
  늦은 is an adjective form (modifier) and would need a noun after it, e.g. 늦은 답장 = a late reply.

What does 답장해서 mean grammatically? Is it “reply and then…” or “because I replied…”?

-아/어서 often expresses cause: because/since.
So 늦게 답장해서 usually means because I replied late.
Depending on context, -아/어서 can also sometimes sound like a sequence (…and then…), but with an emotion/result like 화났어요, the causal meaning is the natural reading.

Why is there no object, like “replied to my friend” or “replied to the message”?

Korean often omits objects when they’re obvious from context.
답장하다 already implies replying to a message/person, so (친구에게 / 문자에) can be left out:

• 제가 늦게 답장해서 친구가 화났어요. (object understood) If you want to be explicit:
• 제가 친구에게 늦게 답장해서 친구가 화났어요. = Because I replied late to my friend, my friend got mad.

Is 답장하다 the same as 답장을 하다? Which is more common?

They’re essentially the same meaning:

• 답장하다 = to reply (verb)
• 답장을 하다 = to do a reply (noun + 하다)
  Both are common. In conversation, you’ll hear 답장하다 a lot, and also 답장(을) 하다.

What tense and politeness level is 화났어요?

화났어요 is past tense in the 해요체 (polite everyday style).

• Dictionary form: 화나다 = to get angry / to be mad
• Past polite: 화났어요 = (someone) got mad / is mad

Is 화났어요 a contraction? What’s the “full” form?

Yes. It’s commonly treated as shortened speech. The more “spelled out” idea is:

• 화가 났어요 = anger came out / became angry (very common expression)
  In everyday speech, 화났어요 is widely used and natural.

Could I replace -아서/어서 with -니까 or -기 때문에? What changes?

Yes, but the nuance changes slightly:

• 제가 늦게 답장해서 친구가 화났어요. = natural, conversational cause
• 제가 늦게 답장하니까 친구가 화났어요. = also natural; can sound like when/now that I replied late, (I saw that) my friend got mad
• 제가 늦게 답장했기 때문에 친구가 화났어요. = more formal/written, more explicit “because”

Can the word order change? For example, can I say 친구가 제가 늦게 답장해서 화났어요?

Yes. Korean word order is flexible as long as particles and endings stay clear.

• Original: 제가 늦게 답장해서 친구가 화났어요.
• Also possible: 친구가 제가 늦게 답장해서 화났어요.
  Both mean the same. The original is a bit cleaner because it presents the cause first, then the result.