Where does “caliz” come from?

caliz (Old Portuguese) comes from Latin calicem, from Latin calix, from Ancient Greek κάλυξ, from Ancient Greek κύω, from Proto-Indo-European ḱewh₁- — to swell; to be strong.

Ancestry of “caliz”, step by step

Step	Language	Word	Meaning
1	Latin	calicem	accusative singular of calix
2	Latin	calix	cup, chalice; cooking pot; small pipe
3	Ancient Greek	κάλυξ	Some kind of woman's ornament; A covering of a...
4	Ancient Greek	κύω	to conceive, become pregnant; to impregnate
5	Proto-Indo-European	ḱewh₁-	to swell; to be strong

Every word from Proto-Indo-European ḱewh₁- →Every word from Ancient Greek κύω →Every word from Ancient Greek κάλυξ →