jabi.

-는군 / -는군요

-는군: Oh — I Just Noticed

Sentence ending for freshly noticing a fact — often with mild exclamation, in casual or self-talk speech.

Before this, make sure you know: -아요 / -어요 , -네 / -네요

How to form it

When Form Example
Verb stem stem + -는군 오다 → 오는군 / 많다 (adj.) → 많군
Adjective / 이다 stem + -군 예쁘다 → 예쁘군 / 학생이다 → 학생이군
Polite -는군요 / -군요 오는군요 / 예쁘군요

-는군 is the ending for I’ve just noticed this — often said half to yourself, sometimes with a small jolt of realisation.

우리말샘: -는군 after a verb stem marks that the speaker is attending to a newly learned fact, often with an exclamatory feel. can follow: -는군요.

비가 오는군요.
Oh — it’s raining.

벌써 열이네요… 늦는군요.
It’s already ten… we’re late (I notice).

여기가 그 가게군요.
So this is that shop.

Forms

StemShapeExample
Verb-는군(요)오는군, 오는군요
Adjective / 이다-군(요)많군, 예쁘군요, 학생이군요
사람이 많군요.     There are a lot of people (I notice).
맛있는 음식이군요.  So it’s tasty food.

Not -잖아요

EndingJob
-잖아(요)shared knowledge — you know…
-는군fresh registration — oh, I see…

*오늘 바쁘잖아요 assumes both of you already know. 오늘 바쁘군요 is you clocking it now.

Soft neighbour: -

-네 / -네요 also voices noticing. -는군 tends to feel a notch more exclamatory / just-in. Weather small-talk often uses -네요; a sharper “ah — so that’s how it is” often lands as -는군요.

Register

Dictionary placement is intimate speech or self-talk. Polite conversation adds . Do not reach for -는군 in formal announcements where -습니다, -습니까 belongs.

Quick check

LineStem type
오는군요verb
춥군요adjective
학생이군요이다

If the stem is a verb, keep the -는-. If it is an adjective or 이다, drop it: -군요.

Do not confuse it with

Taught alongside this

In the Sejong course this appears in 대한 씨 딸이 태어난 지 벌써 1년이 됐어요? — Sejong Korean 2, Unit 18, on the theme of 모임. These come with it:

Words used above

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-는군-neungunoh — I notice (verb)
-는군요-neungunyopolite noticing ending (verb)
-군 / -군요-gun / -gunyosame job after adjectives / 이다
벌써beolsseoalready

Quick check

No sign-up, no score saved — just see if it stuck.

1. What is -는군요 mainly doing in 비가 오는군요?

2. How does -는군 differ from -잖아요?

3. Which shape follows an adjective stem?

Common questions

Is -는군 the same as -?

Both can voice noticing. [[g:ne]] is often softer registration. -는군(요) leans harder on 'I've just taken this in,' with a clearer exclamatory feel. Do not swap them on autopilot.

When is -는군요 okay?

우리말샘 places -는군 in intimate speech or self-talk, and notes that the particle can follow. Classroom polite lines use -는군요. Skip it in stiff 합니다체 speeches.

Verb vs adjective?

Verb stem → -는군(요). Adjective or 이다 → -군(요). *예쁘는군요 is the classic mix-up.

Is -는군 just a short -는구나?

The dictionary lists one sense of -는군 as a shortened -는구나. This page teaches the noticing ending you meet at beginner level; the fuller -는구나 shows up more in later input.