Choose the form according to what it describes.

The idea

Bien describes how an action happens. Bueno describes a noun and agrees in gender and number; before a masculine singular noun it becomes buen.

Patterns to compare
FormaFunción
bienadverbio
bueno / buenaadjetivo
buenante masculino singular

Examples

  • La niña canta bien.The girl sings well.
  • Es una buena idea.It is a good idea.
  • Cocinamos bien juntos.We cook well together.
  • El pan está bueno.The bread tastes good.
  • Tu hermano escribe bien.Your brother writes well.
  • Tenemos buenos vecinos.We have good neighbours.

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Watch out

Do not use bien to describe a noun; bueno can also follow a verb such as estar.

Try it yourself

  1. Complete the sentence: Baila muy ___. (bien / bueno)

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    bien

    The action of dancing calls for bien.

  2. Complete the sentence: Es una ___ noticia. (bien / buena)

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    buena

    The feminine noun takes buena.

  3. Complete the sentence: Es un ___ vecino. (buen / bien)

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    buen

    Before a masculine singular noun, use buen.

Use it today

Describe an action done well and a good object.