Where does “gávea” come from?

gávea (Portuguese) comes from Latin cavea, from Latin cavus, from Proto-Italic kawos, from Proto-Indo-European ḱowh₁ós, from Proto-Indo-European ḱewh₁- — to swell; to be strong.

gávea (Portuguese): top

Definitions

Ancestry of “gávea”, step by step

Step	Language	Word	Meaning
1	Latin	cavea	hollow, cavity; cage, den, enclosure, stall,...
2	Latin	cavus	hollow, concave; excavated, channeled;...
3	Proto-Italic	kawos	—
4	Proto-Indo-European	ḱowh₁ós	hollow
5	Proto-Indo-European	ḱewh₁-	to swell; to be strong

Every word from Proto-Indo-European ḱewh₁- →Every word from Proto-Indo-European ḱowh₁ós →Every word from Proto-Italic kawos →