whew

used to express relief or a feeling of being glad that something unpleasant has ended or not happened

¡uf!, ¡ay!

• Whew, that was a close one.

  ¡Ay, eso estuvo cerca.

used to express surprise or amazement at something surprising or shocking

¡vaya!

• Whew, I can't believe it.

  ¡Vaya!, no puedo creerlo.

used to express that something has taken a lot of effort or energy

¡uf!

• Whew, I'm exhausted.

  ¡Uf!, estoy agotado.