This is the 324th most frequent Turkish word.
vardı
"Vardı" means "there was" or "had arrived" in English, depending on context.
Here, 'vardı' indicates the past existence and location of the book on a specific surface.
Kitap masanın üstünde vardı.
The book was on the table.
In this sentence, 'vardı' conveys past presence or occurrence of guests at the house.
Dün bizim evde çok misafir vardı.
Yesterday, there were many guests at our house.
The word 'vardı' is used here to describe the past presence of the student in the classroom.