warn (someone) off

Translations
предупредить (кого-то) об опасности
The police warned the hikers off the dangerous trail.
Полиция предупредила туристов об опасности на тропе.
Definitions
To advise or instruct someone to stay away from a person, place, or situation, often due to potential danger or negative consequences.
Words
warn

verb
предупреждать
someone

pronoun
кого-то
off

adverb
отговаривая