V/A + -던데요 (-던데)V/A + -deondeyo (-deonde)
Intermediate 3 · #44Lesson 14: 여행 – Travel

V/A + -던데요 (-던데) – I Noticed That... (Retrospective Observation)

Meaning: I noticed/saw that...; when I saw it, it was...

Conjugation & Pattern

  • Verb / Adjective: V/A + -던데요 (mid-sentence: -던데)
  • Noun: N + (이)던데요 (mid-sentence: (이)던데)
  • Completed past state: V/A + -았/었던데요

Detailed Usage

Combines '-더-' (retrospective observation) and '-(으)ㄴ데요'. Used sentence-finally to recall something personally witnessed (often with surprise or to gently counter the listener's expectation), or mid-sentence ('-던데') to provide a past observation as background for a suggestion or question.

Example Sentences

  1. 1

    마크 씨가 한국 음식을 아주 잘 먹던데요.

    Makeu ssiga hanguk eumsigeul aju jal meokdeondeyo.

    I saw that Mark eats Korean food very well.

  2. 2

    그 옷이 민수 씨에게 잘 어울리던데 왜 안 샀어요?

    Geu osi minsu ssiege jal eoullideonde wae an sasseoyo?

    That outfit looked great on you, Minsu—why didn't you buy it?

  3. 3

    미나 씨가 얼마 전에 다른 회사로 옮겼던데요.

    Mina ssiga eolma jeone dareun hoesaro omgyeotdeondeyo.

    I noticed that Mina transferred to another company not long ago.

Important Notes

Unlike '-더라고요', '-던데요' can be used to politely express an observation that contrasts with what the listener just assumed. The subject is typically third person or an object.

Grammar Topics