caras

In a sentence

• Las caras de felicidad que mostraron fueron inolvidables.

  The happy faces they showed were unforgettable.

  In this sentence, 'caras' refers to the physical appearance of faces expressing emotions, illustrating the noun meaning.

• Por el mal tiempo, los precios de los productos han estado muy caros.

  Due to the bad weather, the prices of the products have been very expensive.

  Here, "caras" is modified as "caros" to agree with the plural masculine noun 'precios,' illustrating its adjective meaning of 'expensive.'

• Ellos tienen muchas caras en sus opiniones, pero siempre intentan ser sinceros.

  They have many sides to their opinions, but they always try to be sincere.

  In this sentence, 'caras' metaphorically indicates the different perspectives or facets of opinions, showcasing its plural noun usage to describe abstract qualities.