This is the 10116th most frequent Russian word.
бегущих
The Russian word "бегущих" means "running" (plural, genitive or accusative case).
Used metaphorically to describe the lake as having a flowing or running appearance.
Рассказчик описал вечерний пейзаж с бегущих озером.
The narrator described the evening scenery with a flowing lake.
Used as a present participle describing children who are running.
Я наблюдаю за бегущих вдоль реки детьми.
I observe the running along the river kids.
Used as a substantive participle referring to people who were running.