The preterite of confirmar is used to express a specific instance of confirming something in the past, for example Confirmé la reservación por teléfono (I confirmed the reservation by phone). This tense emphasizes the completed action of confirming at a particular moment.

This is a regular -ar verb that follows the standard preterite conjugation pattern. Its straightforward conjugation makes it an excellent example for practicing regular preterite forms.

Conjugations

Conjugations of Confirmar (to confirm) in the Preterite (Past) Tense tense (Latin American Spanish):

The preterite of confirmar expresses a completed action of confirming or verifying in the past.

To confirm: Describes verifying or affirming something, for example Confirmé la reservación del hotel (I confirmed the hotel reservation) or El doctor confirmó el diagnóstico (The doctor confirmed the diagnosis).

To validate/verify: Used for checking information, for example Confirmaron la autenticidad del documento (They verified the document’s authenticity).

Examples

Examples of Confirmar in the Preterite (Past) Tense

Confirmé mi asistencia a la reunión. (I confirmed my attendance at the meeting.)

Confirmaste la reservación del hotel. (You confirmed the hotel reservation.)

La secretaria confirmó la cita. (The secretary confirmed the appointment.)

Confirmamos la fecha de la boda. (We confirmed the wedding date.)

Los invitados confirmaron su participación. (The guests confirmed their participation.)

Confirmé el pedido en línea. (I confirmed the online order.)

Confirmaste el vuelo de regreso. (You confirmed the return flight.)

El banco confirmó la transferencia. (The bank confirmed the transfer.)

Confirmamos las sospechas. (We confirmed the suspicions.)

Los científicos confirmaron la teoría. (The scientists confirmed the theory.)

Confirmé el recibo del paquete. (I confirmed receipt of the package.)

Confirmaste la hora de llegada. (You confirmed the arrival time.)

El doctor confirmó el diagnóstico. (The doctor confirmed the diagnosis.)

Confirmamos los detalles del evento. (We confirmed the event details.)

Los testigos confirmaron la historia. (The witnesses confirmed the story.)

Conjugations with English Translations

Conjugations of Confirmar (to confirm) in the Preterite (Past) Tense tense (Latin American Spanish) with English Translations:

This post covers Latin American Spanish. For Castilian Spanish, click here

Synonyms

The Preterite tense is also known as the Simple Past, Past Simple, Definite Past, Absolute Past, or Past Tense Indicative in English, and as Pretérito Perfecto Simple, Pretérito Indefinido, Pretérito Simple, Pasado Simple, or Pretérito de Indicativo in Spanish.