WordsA2 gác upstairs floor A2 · estimate Typed without accents: gac Meaning upstairs floornoun upstairs, upper floor Northern, mostly in lên gác, to go upstairs; Saigon says lầu: lên lầu. Phòng ngủ ở trên gác.The bedroom is upstairs. Con lên gác học bài đi.Go upstairs and do your homework. In Saigon you say lầu.Said everywhere: tầng. Hà Nội onlyto recognize Previousga xe lửa Nextgạo