Where does “cage” come from?

cage (Old French) 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.

Ancestry of “cage”, step by step

StepLanguageWordMeaning
1Latincaveahollow, cavity; cage, den, enclosure, stall,...
2Latincavushollow, concave; excavated, channeled;...
3Proto-Italickawos—
4Proto-Indo-Europeanḱowh₁óshollow
5Proto-Indo-Europeanḱewh₁-to swell; to be strong

Words derived from “cage”

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