Where does “vácuo” come from?

vácuo (Portuguese) comes from Latin vacuus, from Latin -uus, from Proto-Italic *-wos, from Proto-Indo-European -wós — Creates adjectives from verb stems.

vácuo (Portuguese): vacuum region that contains no matter

Definitions

  1. vacuum region that contains no matter

Ancestry of “vácuo”, step by step

StepLanguageWordMeaning
1Latinvacuusempty, vacant, unoccupied; devoid or free of,...
2Latin-uusforms adjectives on verbal stems
3Proto-Italic*-wos—
4Proto-Indo-European-wósCreates adjectives from verb stems
Every word from Proto-Indo-European -wós →Every word from Latin -uus →Every word from Latin vacuus →