Where does “cauchier” come from?

cauchier (Old French) comes from Old French chaucier, from Old French chauce, from Vulgar Latin calcea, from Latin calceus, from Latin calx, from Ancient Greek χάλιξ — small stone, pebble; gravel, rubble.

Ancestry of “cauchier”, step by step

Step	Language	Word	Meaning
1	Old French	chaucier	to shoe; to put shoes on; hosier
2	Old French	chauce	stocking
3	Vulgar Latin	calcea	garment covering foot and leg
4	Latin	calceus	shoe
5	Latin	calx	limestone; chalk; the finish line
6	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble

Words derived from “cauchier”

keucher
keuchure

Every word from Ancient Greek χάλιξ →Every word from Latin calx →Every word from Latin calceus →