ova

ova

"This" (feminine form).

The word 'ova' is used as a demonstrative pronoun to indicate proximity to the speaker, meaning 'this', and it agrees in gender and number with the noun 'knjiga' (feminine singular).

Ova knjiga je zanimljiva.

This book is interesting.

Here, 'ovu' is the accusative singular feminine form of 'ova', indicating the direct object 'pticu'. The agreement in case and gender shows its syntactic function.

Vidim ovu pticu na stablu.

I see this bird on the tree.

In this case, 'ove' is the nominative plural feminine form, agreeing with the plural subject 'stolice' (feminine plural), indicating multiple items close to the speaker.

Ove stolice su nove.

These chairs are new.