Where does “chavella” come from?

chavella (Old Portuguese) comes from Vulgar Latin clavicla, from Latin clāvicula, from Latin clāvis, from Ancient Greek κλείς, from Proto-Hellenic klāwī́ds, from Proto-Indo-European kleh₂u- — nail, pin, hook - instruments, of old use for...

Ancestry of “chavella”, step by step

Step	Language	Word	Meaning
1	Vulgar Latin	clavicla	—
2	Latin	clāvicula	the tendril of a vine
3	Latin	clāvis	a key
4	Ancient Greek	κλείς	Something used to lock/unlock: key, bolt, bar; A...
5	Proto-Hellenic	klāwī́ds	—
6	Proto-Indo-European	kleh₂u-	nail, pin, hook - instruments, of old use for...

Every word from Proto-Indo-European kleh₂u- →Every word from Proto-Hellenic klāwī́ds →Every word from Ancient Greek κλείς →