Let us take a very brief detour from the world of verbs. Just like in English, past participles can also be used as adjectives in Spanish.
Here’s a quick reminder on how to form the past participle:
Examples:
Note: When past participles are used as adjectives they must agree (masculine v. feminine, singular v. plural) with their nouns:
Again, agreement only occurs in the case of adjectives. In the case of perfect tenses (like, Yo ya he comido, I have already eaten), the past participle will always end in ‑O.