We are on red alert.
The tiger was highly alert in her hunt for prey.
Be alert for a giant mosquito!
I was alert walking in the street at night
I was alert walking in the street at night
The soldiers are always alert at the frontier. This is a sentence containing the word frontier.
The deer grazing in the field was alert that a pack of lions was coming their way.
The alarm called out to alert the people to the fire.
A football player must be alert at all times and ready for the ball to come to him/her.
The alert has been canceled. The theft alarm has put me on alert.
In most fiction the wolf is seen as a preternaturally alert and suspicious animal.
Alert, there's a creeper behind you!
The Spanish word for alert is... alerta !
The direct translation to the English word Alert is Alerto in Spanish. However, the usage of the word in English could change the translation. In Spanish the words for vigilant, awake, warn, alarm, or advise/advisory could be used instead of alert depending on the context of the sentence or statement.
more alert, most alert