없었으니까

because there wasn't, because ... didn't have

→ 없다
없 not have, be without; be absent, not exist + 었 Past tense + 으니까 Because; since
adjective · past tense Rare #30,916
because there wasn't, because ... didn't have Past-tense form of 없다 used to give a reason.
KO: 시간이 없었으니까 택시를 탔어요.
EN: Because I didn't have time, I took a taxi.
Forms of 없다

두 번 다시 만날 생각 없었으니까

Because I had no intention of seeing you again.

— 브로커 (2022)

시사회 땐 네가 없었으니까 날 못 오게 했잖아, 개자식아!

You weren't there at the premiere, so you wouldn't let me come, you bastard!

— 페인 앤 글로리 (2019)

달리 돌봐줄 사람이 없었으니까.

Because there was no one else to take care of it.

— 쉘터 (2026)