rijeke

In a sentence

• Pored rijeke smo pronašli stazu za šetanje.

  Beside the river, we found a walking trail.

  The word 'rijeke' here is in genitive singular, as it is governed by the preposition 'pored', indicating proximity or position.

• Rijeke u Hrvatskoj često su čiste i hladne.

  Rivers in Croatia are often clean and cold.

  In this sentence, 'rijeke' is in nominative plural form, as it serves as the subject of the sentence, referring to multiple rivers.

• Upoznao sam prijatelja iz Rijeke.

  I met a friend from Rijeka.

  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.