Where does “tchaince” come from?

tchaince (Franc-Comtois) comes from Old French cheance, from Vulgar Latin cadentia, from Latin cadēns, from Latin cadō, from Proto-Italic kadō, from Proto-Indo-European ḱad- — to fall.

tchaince (Franc-Comtois): chance, luck

Definitions

chance, luck

Ancestry of “tchaince”, step by step

Step	Language	Word	Meaning
1	Old French	cheance	accident, chance, luck
2	Vulgar Latin	cadentia	falling
3	Latin	cadēns	falling
4	Latin	cadō	to fall, to fall out
5	Proto-Italic	kadō	fall, sink
6	Proto-Indo-European	ḱad-	to fall

Every word from Proto-Indo-European ḱad- →Every word from Proto-Italic kadō →Every word from Latin cadō →