Where does “Boulogne” come from?

Boulogne (French) comes from Latin Bonōnia, from English unnamed, from English Un-, from Middle English un-, from Old English un-, from Proto-West Germanic un-, from Proto-Germanic un-, from Proto-Indo-European n̥- — not.

Ancestry of “Boulogne”, step by step

Step	Language	Word	Meaning
1	Latin	Bonōnia	Bologna, Italy
2	English	unnamed	Not having a name
3	English	Un-	not
4	Middle English	un-	—
5	Old English	un-	negation or absence of: un-, non-; bad; forms...
6	Proto-West Germanic	un-	not, un-
7	Proto-Germanic	un-	not, un-
8	Proto-Indo-European	n̥-	not, un-
9	Proto-Indo-European	ne	not

Words derived from “Boulogne”

Boulogne

Every word from Proto-Indo-European ne →Every word from English Un- →Every word from Proto-Indo-European n̥- →