Aquella vs. aquélla vs. aquello

Note: The unaccented form "aquella" can function as a pronoun (like "aquélla") if it can be unambiguously deduced as such from context.

Aquella

  • that (feminine; far from speaker and listener)

    Aquella casa es mía. (That house is mine.)
    Este perro salvó la vida de aquella niña. (This dog saved that little girl's life.)

Aquélla

  • that one (feminine; far from speaker and listener)

    Aquélla es una especie migratoria. (That one is a migratory species.)
    Aquélla era mi casa. (That was my home.)

Aquello

  • that one (neuter; far from speaker and listener)

    No sé por qué estaba ocurriendo aquello. (I don't know why that was happening.)
    Negar aquello sería mentir. (To deny this would be a lie.)