culdir (Welsh) comes from Welsh cul, from Proto-Brythonic kʉl, from Proto-Celtic koilos, from Proto-Indo-European sḱēy-, from Proto-Germanic skaidą, from Proto-Indo-European skÁit- — to cut, part, spearate, divide; to cut, part,...
culdir (Welsh): isthmus
Definitions
isthmus
Ancestry of “culdir”, step by step
culdir traces back through two separate lines of ancestry.