This is the 373rd most frequent Croatian word.
rijeke
"Rijeke" means "rivers" in English.
The word 'rijeke' here is in genitive singular, as it is governed by the preposition 'pored', indicating proximity or position.
Pored rijeke smo pronašli stazu za šetanje.
Beside the river, we found a walking trail.
In this sentence, 'rijeke' is in nominative plural form, as it serves as the subject of the sentence, referring to multiple rivers.
Rijeke u Hrvatskoj često su čiste i hladne.
Rivers in Croatia are often clean and cold.
Here, 'Rijeke' is the genitive singular form of 'Rijeka', which is a proper noun referring to a city in Croatia. The genitive indicates origin or relation.