This is the 7951st most frequent Russian word.
козаки
"Cossacks" – members of self-governing, militaristic communities in Eastern Europe, known for their military service and cultural traditions.
In this sentence, "казаки" refers to a group known historically for their military service.
Казаки защищали границы России.
The Cossacks defended the borders of Russia.
Here, "казаки" is used to describe a community known for specific admirable qualities.
Казаки славились своим мужеством и искусством верховой езды.
The Cossacks were renowned for their bravery and horsemanship.
This usage of "казаки" highlights their cultural and historical heritage.