This is the 798th most frequent Spanish word.
nuestro
"Our"
In this sentence, 'nuestro' functions as a possessive adjective modifying the noun 'perro', indicating ownership and agreement in gender and number with the noun.
Nuestro perro es muy juguetón.
Our dog is very playful.
Here, 'nuestro' acts as a possessive pronoun, denoting possession of the noun 'regalo' and matching its gender and number.
Estos juguetes son nuestro regalo para ti.
These toys are our gift to you.
In this instance, 'nuestro' is a possessive adjective referring to ownership of the noun 'planeta', compatible in gender and singular form with the noun.