virko
Virko may refer to several things. In the context of a given name, Virko is a masculine given name of Slavic origin, often found in Ukrainian and other Eastern European cultures. Its exact etymology is debated, but it is sometimes linked to words meaning "victory" or "strength."
In other contexts, "virko" could be a surname. As with many surnames, its origins are likely geographical
It is also possible that "virko" is a specialized term within a particular field or a neologism.