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"Niña" is a form of "niña", a noun which is often translated as "girl". "Adulto" is a noun which is often translated as "adult". Learn more about the difference between "niña" and "adulto" below.
la niña(
nee
-
nyah
)A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
a. pupil
Tenía que llevar gafas de sol con las niñas dilatadas.He had to wear sunglasses while his pupils were dilated.
el adulto, la adulta(
ah
-
dool
-
toh
)This means that the noun can be masculine or feminine, depending on the gender of the noun it refers to (e.g., el doctor, la doctora).
An adjective is a word that describes a noun (e.g., the big dog).
