왔었지

had come, came before

→ 오다
왔 Past tense + 었 Past tense + 지 sentence-final marker
verb · informal, pluperfect tense Rare #27,410
had come, came before Past form of 오다; the ending -었지 often recalls or confirms something already known.
KO: 작년에 친구가 우리 집에 왔었지.
EN: My friend came to our house last year.
Conjugation of 오다