Alto can describe a tall person or object, or a position high above the ground.
The idea
The adjective agrees with the noun: alto, alta, altos and altas.
Examples
- El edificio es alto.The building is tall.
- La montaña es alta.The mountain is high.
- Los árboles son altos.The trees are tall.
- Las ventanas están muy altas.The windows are very high up.
- Mi hermano es más alto que yo.My brother is taller than I am.
- La mesa es baja, pero el armario es alto.The table is low, but the cupboard is tall.
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Watch out
Ser can describe height as a characteristic; estar can describe a position.
Try it yourself
Choose the form agreeing with montaña: La montaña es ___. (alta / alto)
Show answer or example answer
alta
Alta agrees with feminine singular montaña.
Choose the form agreeing with árboles: Los árboles son ___. (altos / altas)
Show answer or example answer
altos
Altos agrees with masculine plural árboles.
Choose the opposite of low: El armario no es bajo; es ___. (alto / bajo)
Show answer or example answer
alto
Alto is the opposite of bajo for height.
Practice round
Answer questions, then rebuild Spanish sentences where available. We keep your score.
Choose the form agreeing with montaña: La montaña es ___. (alta / alto)
Choose the form agreeing with árboles: Los árboles son ___. (altos / altas)
Choose the opposite of low: El armario no es bajo; es ___. (alto / bajo)
Tap the words in the right order.
Tap the words in the right order.
Tap the words in the right order.
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Compare the heights of two objects or people in complete Spanish sentences.

