Where does “diluvium” come from?

diluvium (French) comes from Latin dīluvium, from Latin dīluō, from Latin dis-, from Latin calceus, from Latin calx, from Ancient Greek χάλιξ — small stone, pebble; gravel, rubble.

diluvium (French): diluvium

Definitions

diluvium

Ancestry of “diluvium”, step by step

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

Every word from Ancient Greek χάλιξ →Every word from Latin dis- →Every word from Latin calx →