The preterite of advertir is used to express a specific warning or realization that occurred in the past, for example Le advertí sobre el peligro (I warned him about the danger). This tense emphasizes the completed action of warning or noticing at a particular moment.

This verb follows the e to i stem-changing pattern in the preterite tense, but only in the third person singular and plural forms. The stem change occurs when the stress falls on these forms, creating a distinct conjugation pattern that’s important to remember.

Conjugations

Conjugations of Advertir (to warn/notice) in the Preterite (Past) Tense tense (Latin American Spanish):

The preterite of advertir describes a completed action of warning or noticing in the past.

To warn: Describes giving a warning, for example Le advertí del peligro (I warned him/her of the danger) or Nos advirtieron sobre la tormenta (They warned us about the storm).

To notice: Used for becoming aware of something, for example Advertí un error en el documento (I noticed an error in the document).

Examples

Examples of Advertir in the Preterite (Past) Tense

Advertí el peligro justo a tiempo. (I noticed the danger just in time.)

Advertiste a todos sobre la tormenta. (You warned everyone about the storm.)

El guardia advirtió a los visitantes sobre las reglas. (The guard warned the visitors about the rules.)

Advertimos cambios en su comportamiento. (We noticed changes in their behavior.)

Los científicos advirtieron sobre el cambio climático. (The scientists warned about climate change.)

Advertí su nerviosismo durante la presentación. (I noticed their nervousness during the presentation.)

Advertiste el error en los cálculos. (You noticed the error in the calculations.)

La maestra advirtió a los estudiantes sobre el examen. (The teacher warned the students about the exam.)

Advertimos la presencia de humo. (We noticed the presence of smoke.)

Los expertos advirtieron sobre los riesgos. (The experts warned about the risks.)

Advertí sus intenciones desde el principio. (I noticed their intentions from the beginning.)

Advertiste las señales de peligro. (You noticed the danger signs.)

El doctor advirtió al paciente sobre los efectos secundarios. (The doctor warned the patient about the side effects.)

Advertimos la llegada del invierno. (We noticed the arrival of winter.)

Los guías advirtieron sobre el camino resbaladizo. (The guides warned about the slippery path.)

Conjugations with English Translations

Conjugations of Advertir (to warn/notice) 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.