없었으니까요

because there wasn't, because there were no

→ 없다
없 not have, be without; be absent, not exist + 었 Past tense + 으니까 Because; since + 요 Polite speech
adjective · past tense Rare #28,194
because there wasn't, because there were no A polite sentence-ending form used to explain a reason.
KO: 집에 아무도 없었으니까요.
EN: Because nobody was home.
Forms of 없다

더는 나눌 말이 없었으니까요

Because we had nothing left to say.

— 데드맨스 와이어 (2026)