Bolu (Turkish) comes from Ottoman Turkish بولی, from Ancient Greek πόλις, from Proto-Hellenic ptólis, from Proto-Indo-European tpólHis, from Proto-Indo-European tpelH- — fortification, city.
Bolu (Turkish): divided by; over
Definitions
divided by; over
Ancestry of “Bolu”, step by step
Bolu traces back through two separate lines of ancestry.