warnt

In a sentence

• Die Lehrerin warnt die Schüler vor den Gefahren des Internets.

  The teacher warns the students about the dangers of the internet.

  Here, 'warnt' is used as a verb in the present tense to indicate that the teacher (subject) is alerting the students to something.

• Er warnt immer vor Stürmen, wenn das Wetter schlecht wird.

  He always warns about storms when the weather becomes bad.

  In this instance, 'warnt' highlights a habitual action where the subject issues warnings under specific conditions.

• Das Schild warnt vor einer rutschigen Straße.

  The sign warns about a slippery road.

  Here, 'warnt' describes the sign's purpose of providing caution to those who see it.