Where does “coudonc” come from?

coudonc (French) comes from French donc, from Old French dunc, from Vulgar Latin dunc, from Latin dum, from Proto-Italic dom, from Proto-Indo-European de — Emphatic or contrastive particle, and, but;...

coudonc (French): expressing surprise, impatience, or...

Definitions

expressing surprise, impatience, or...

Ancestry of “coudonc”, step by step

Step	Language	Word	Meaning
1	French	donc	therefore, consequently; thus
2	Old French	dunc	Alternative form of donkes
3	Vulgar Latin	dunc	—
4	Latin	dum	while, whilst, as, meanwhile; until, long enough...
5	Proto-Italic	dom	—
6	Proto-Indo-European	de	Emphatic or contrastive particle, and, but;...

Every word from Proto-Indo-European de →Every word from Proto-Italic dom →Every word from Latin dum →