Where does “lourdin” come from?

lourdin (Middle French) comes from Middle French lourd, from Old French lourt, from Late Latin lurdus, from Latin luridus, from Latin luror, from Proto-Italic *loiros.

lourdin (Middle French): dullard

Definitions

dullard

Ancestry of “lourdin”, step by step

Step	Language	Word	Meaning
1	Middle French	lourd	heavy
2	Old French	lourt	—
3	Late Latin	lurdus	slow; stupid; slow, heavy; clumsy, stupid
4	Latin	luridus	pale yellow, wan, sallow, lurid; ghastly,...
5	Latin	luror	paleness, pallor, lividness
6	Proto-Italic	*loiros	—

Words derived from “lourdin”

lurdane
loord
lurdan

Every word from Proto-Italic *loiros →Every word from Latin luror →Every word from Latin luridus →