klifu

In a sentence

• Spacerowaliśmy po klifie, podziwiając widoki na ocean.

  We walked along the cliff, admiring the views of the ocean.

  Here, 'klifie' (the locative case of 'klif') is used to describe the location where the action is taking place.

• Pod klifem znajdowały się piękne plaże.

  Under the cliff, there were beautiful beaches.

  In this sentence, 'klifem' (the instrumental case of 'klif') indicates a positional relationship, specifying something below it.

• Kształt klifu zmienił się po ostatnim sztormie.

  The shape of the cliff changed after the last storm.

  Here, 'klifu' (the genitive case of 'klif') is used to show possession or relation, referring to the shape belonging to the cliff.