없어졌지

disappeared, went away

→ 없어지다
없어졌 Past tense + sentence-final ending for emphasis or confirmation
verb · past indicative Rare #22,736
disappeared, went away
KO: 내가 돌아왔을 때 고양이가 없어졌지.
EN: When I came back, the cat had disappeared.
Conjugation of 없어지다
Indicative past

그래 없어졌지

Yeah, it disappeared.

— 양철북 (1979)

없어졌지?

Why is it gone?

— 노 머시: 90분 (2026)

카네다 없어졌지

Kaneda is gone, right?

— 아키라 (1988)