Where does “bibben” come from?

bibben (Middle English) comes from Latin bibō, from Latin -ilis, from Proto-Italic -elis, from Proto-Indo-European -elis, from Proto-Indo-European -lós — Forms agent nouns from verbal roots.

Ancestry of “bibben”, step by step

Step	Language	Word	Meaning
1	Latin	bibō	to drink
2	Latin	-ilis	-ile
3	Proto-Italic	-elis	—
4	Proto-Indo-European	-elis	—
5	Proto-Indo-European	-lós	Forms agent nouns from verbal roots

Words derived from “bibben”

bib
bibber
winebibber
bibble
bibless
biblike
bibcock
Bibgate
bibe
biballs
bibful

Every word from Proto-Indo-European -lós →Every word from Latin -ilis →Every word from Latin bibō →