Adjective number agreement
Adjectives match number
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Adjectives match number
Adjectives agree with the noun in number. Usually add -s after an unstressed vowel (altos) and -es after a consonant (fáciles). Some forms stay unchanged, such as plural gratis.
Examples in context
Read the examples and compare their English meanings.
Describing plural masculine nouns
Add -s to adjectives ending in vowels.
Los edificios son altos.
The buildings are tall.
Describing plural feminine nouns
Add -s to adjectives ending in vowels.
Las casas son grandes.
The houses are big.
Describing plural nouns ending in consonants
Add -es to adjectives ending in consonants.
Son problemas difíciles.
They are difficult problems.
Common mix-ups
English speakers often forget to pluralize both the verb and the adjective.
The cars are red.
Try a reply
Say or write your answer in Spanish before opening the example.
The windows are open.
Show one possible answer
Las ventanas están abiertas.
Other wording can work too. Compare the verb form, agreement, and word order with the lesson. Then try a sentence about your own day.
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