This is the 16333rd most frequent Russian word.
рекламировать
To advertise or promote.
Here, 'рекламировать' means to promote or advertise something to a customer base.
Компания начала активно рекламировать свой новый продукт.
The company started actively advertising its new product.
The verb 'рекламировать' implies that someone is endorsing or promoting a product, often using their popularity.
Известный актер был приглашен, чтобы рекламировать часы.
A famous actor was invited to advertise the watches.
In this case, 'рекламировать' describes marketing strategies, specifically using social media as the medium for advertisement.