This is the 2989th most frequent Japanese word.
ナン
"ナン" refers to naan, a type of flatbread originating from South Asia.
In this sentence, 'ナン' refers to the Indian bread commonly served with curries.
私はインド料理店でナンを注文しました。
I ordered naan at the Indian restaurant.
Here, 'ナン' could be used metaphorically or as a simple answer to the quiz.
そのクイズの答えはナンですか？
Is the answer to that quiz 'Naan'?
In this case, 'ナン' is being used as a person's name.