This is the 12703rd most frequent Spanish word.
norteamericana
A female person or something related to North America.
"Norteamericana" is used here as an adjective describing the culture originating from North America.
La cultura norteamericana ha influido en muchos países.
The North American culture has influenced many countries.
"Norteamericana" is used as an adjective describing the nationality of the subject.
Mi mejor amiga es norteamericana.
My best friend is North American.
"Norteamericano" is used as an adjective describing the origin of the car as being from North America.