Where does “ძველბერძნული” come from?

ძველბერძნული (Georgian) comes from Georgian ბერძნული, from Georgian ბერძენი, from Ancient Greek Βυζάντιον, from Ancient Greek -ῐον, from Proto-Indo-European -yós — Creates adjectives from noun or verb stems.

ძველბერძნული (Georgian): ancient Greek

Definitions

ancient Greek

Ancestry of “ძველბერძნული”, step by step

ძველბერძნული traces back through two separate lines of ancestry.

via Georgian ბერძნული

Step	Language	Word	Meaning
1	Georgian	ბერძნული	Greek
2	Georgian	ბერძენი	Greek person
3	Ancient Greek	Βυζάντιον	—
4	Ancient Greek	-ῐον	diminutive suffix; "suffix forming...
5	Proto-Indo-European	-yós	Creates adjectives from noun or verb stems

via Georgian ძველი

Step	Language	Word	Meaning
1	Georgian	ძველი	old; previous; thief in law
2	Old Georgian	ძუელი	old
3	Proto-Georgian-Zan	*ʒ₁wel-	old, decrepit
4	Proto-Kartvelian	ʒ₁w-	to be old

Every word from Proto-Indo-European -yós →Every word from Ancient Greek -ῐον →Every word from Ancient Greek Βυζάντιον →