This is the 7828th most frequent Russian word.
кавказе
The word "кавказе" is not standalone in Russian but typically part of the phrase "на Кавказе," meaning "in the Caucasus," referring to the Caucasus region.
Here, 'кавказе' refers to the geographical region and is used in the prepositional case after 'на' to indicate location.
Я мечтаю посетить горы на Кавказе.
I dream of visiting the mountains in the Caucasus.
In this sentence, 'кавказе' is again in the prepositional case, indicating the region where the action takes place.
На Кавказе проживают разнообразные народы.
Various peoples reside in the Caucasus.
'Кавказе' in this usage highlights the cultural aspect of the Caucasus in the prepositional case.