Consonant Adjectives
Like the adjectives in the previous category, most adjectives that end in a consonant don’t change according to gender but do change for number, which case you add an -es.
Some of these include genial (great), gris (gray), cortés (polite), and marrón (dark brown).
Feminine singular:
La moto es azul.
The motorcycle is blue.
Masculine singular:
El carro es azul.
The car is blue.
Plural:
Las joyas son azules.
The jewels are blue.
Los vestidos son azules.
The dresses are blue.
Masculine singular:
El perro marrón está en la cocina.
The dark brown dog is in the kitchen.
Feminine plural:
Las gatas marrones están en la sala.
The dark brown cats are in the living room.
Feminine singular:
La prueba es fácil.
The quiz is easy.
Feminine plural:
Las pruebas son fáciles.
The quizzes are easy.