Where does “erro” come from?

erro (Portuguese) comes from Old Portuguese erro, from Old Portuguese error, from Latin error, from Latin -or, from Proto-Italic -ōs, from Proto-Indo-European -ōs, from Proto-Indo-European -oss, from Proto-Indo-European -os — Creates action nouns or result nouns from verbs;...

erro (Portuguese): error

Definitions

  1. error

Ancestry of “erro”, step by step

StepLanguageWordMeaning
1Old Portugueseerro
2Old Portugueseerror
3Latinerrorwandering; wavering, uncertainty; error, mistake,...
4Latin-orused to form a third-declension masculine...
5Proto-Italic-ōsCreates masculine action nouns or result nouns...
6Proto-Indo-European-ōsCreates masculine and feminine action nouns or...
7Proto-Indo-European-oss
8Proto-Indo-European-osCreates action nouns or result nouns from verbs;...
Every word from Proto-Indo-European -osEvery word from Latin -orEvery word from Latin error