Where does “*discalceus” come from?

*discalceus (Latin) comes from Latin dis-, from Latin calceus, from Latin calx, from Ancient Greek χάλιξ — small stone, pebble; gravel, rubble.

*discalceus (Latin): shoeless

Definitions

Step	Language	Word	Meaning
1	Latin	dis-	asunder, apart, in two; reversal, removal;...
2	Latin	calceus	shoe
3	Latin	calx	limestone; chalk; the finish line
4	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble