This is the 12865th most frequent Spanish word.
paquistaní
Pakistani: relating to Pakistan or its people.
Here, 'paquistaní' is an adjective describing the nationality of the ambassador.
El embajador paquistaní visitará nuestro país la próxima semana.
The Pakistani ambassador will visit our country next week.
In this sentence, 'paquistaní' functions as an adjective describing the nationality of the friend's origin.
Mi amiga es paquistaní y cocina platos deliciosos de su cultura.
My friend is Pakistani and cooks delicious dishes from her culture.
In this usage, 'paquistaníes' is the plural noun form referring to individuals from Pakistan.