This is the 3424th most frequent Russian word.
предупреждают
"Warn" or "are warning."
In this sentence, 'предупреждают' means 'warn.' It is used to convey a cautionary statement about an upcoming event.
Метеорологи предупреждают о сильном шторме.
Meteorologists warn about a severe storm.
Here, 'предупреждают' implies 'remind' or 'caution.' It is used to emphasize an important task or responsibility.
Учителя предупреждают студентов о важности сдачи всех заданий в срок.
Teachers remind students about the importance of submitting all assignments on time.
In this context, 'предупреждают' means 'advise' and is used to impart advice or directions to ensure safety.