This is the 5560th most frequent Turkish word.
nerde
"Where."
The word 'nerde' is used here as an interrogative expression to inquire about the location of 'kitap' (the book).
Kitap nerde?
Where is the book?
The word 'nerde' is used here to express curiosity or speculation regarding the location of 'çanta' (the bag).
Nerde acaba bu kaybolmuş çanta?
Where could this lost bag be?
The word 'nerde' is used here within a suggestion or planning scenario to discuss a meeting location.