This is the 517th most frequent Croatian word.
virovitičko
"Virovitičko" refers to something related to Virovitica, a town or region in Croatia.
The word 'virovitičko' is used as an adjective derived from 'Virovitica', denoting something related to the Virovitica town or region.
Virovitičko područje ima raznoliku prirodu.
The Virovitica region has diverse nature.
Here, 'virovitičko' qualifies 'vino' (wine), indicating its origin from the Virovitica area.
Čuo sam da je virovitičko vino izvrsno.
I heard that the wine from Virovitica is excellent.
In this context, 'virovitičko' modifies 'selo' (village), specifying that the village is associated with Virovitica.