것 같던데

it seemed like

→ 것
phrase Rare #30,947
it seemed like Used to report an impression or observation, often as background for what follows.
KO: 비가 오는 것 같던데.
EN: It looked like it was raining.

은자 언니가 우리 눈치챈 것 같던데

I think Eunjah might have caught on to us.

— Tune in for Love (2019)