Where does “culibonius” come from?

culibonius (Latin) comes from Latin bonus, from Old Latin duenos, from Proto-Italic dwenos, from Proto-Indo-European dew- — to show favour, revere; to fail, to lag, to be...

culibonius (Latin): having good-looking, well-shaped buttocks

Definitions

having good-looking, well-shaped buttocks

Ancestry of “culibonius”, step by step

culibonius traces back through two separate lines of ancestry.

via Latin bonus

Step	Language	Word	Meaning
1	Latin	bonus	good, honest, brave, noble, kind, pleasant;...
2	Old Latin	duenos	Alternative form of duonus
3	Proto-Italic	dwenos	good
4	Proto-Indo-European	dew-	to show favour, revere; to fail, to lag, to be...

via Latin cūlus

Step	Language	Word	Meaning
1	Latin	cūlus	the arse, ass
2	Proto-Celtic	kūlos	corner
3	Proto-Indo-European	ḱuH-ló-	—
4	Proto-Indo-European	(s)kewH-	to cover, bedeck; cover

Every word from Proto-Indo-European dew- →Every word from Proto-Italic dwenos →Every word from Old Latin duenos →