Where does “quatrocentos” come from?

quatrocentos (Old Portuguese) comes from Old Portuguese quatro, from Latin quattuor, from Latin caput, from Proto-Italic kaput, from Proto-Indo-European káput, from Proto-Indo-European kap- — to seize, hold.

Ancestry of “quatrocentos”, step by step

quatrocentos traces back through two separate lines of ancestry.

via Old Portuguese quatro

StepLanguageWordMeaning
1Old Portuguesequatrofour
2Latinquattuorfour; 4
3Latincaputhead; headlike protuberance on an organ or body...
4Proto-Italickaputhead
5Proto-Indo-Europeankáputhead
6Proto-Indo-Europeankap-to seize, hold

via Old Portuguese centos

StepLanguageWordMeaning
1Old Portuguesecentoshundred

Words derived from “quatrocentos

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