Where does “cavo” come from?

cavo (Italian) comes from Portuguese Cabo, from Old Portuguese cabo, from Vulgar Latin capus, from Latin caput, from Proto-Italic kaput, from Proto-Indo-European káput, from Proto-Indo-European kap- — to seize, hold.

cavo (Italian): hollow; hollow, cavity; first-person singular...

Definitions

  1. hollow; hollow, cavity; first-person singular...

Ancestry of “cavo”, step by step

cavo traces back through two separate lines of ancestry.

via Portuguese Cabo

StepLanguageWordMeaning
1PortugueseCabocape piece of land extending beyond the coast
2Old Portuguesecabobesides; nearby
3Vulgar Latincapus
4Latincaputhead; headlike protuberance on an organ or body...
5Proto-Italickaputhead
6Proto-Indo-Europeankáputhead
7Proto-Indo-Europeankap-to seize, hold

via Latin cavus

StepLanguageWordMeaning
1Latincavushollow, concave; excavated, channeled;...
2Proto-Italickawos
3Proto-Indo-Europeanḱowh₁óshollow
4Proto-Indo-Europeanḱewh₁-to swell; to be strong

Words derived from “cavo

Every word from Proto-Indo-European kap-Every word from Proto-Indo-European káputEvery word from Proto-Italic kaput