Where does “serro” come from?

serro (Vulgar Latin) comes from Late Latin sero, from Latin sēra, from Latin serō, from Latin sērus, from Proto-Italic swerjos, from Proto-Indo-European swer-yo-s, from Proto-Indo-European swer- — to ache; to fester; wound; injury.

serro (Vulgar Latin): close, shut; to close; I saw up, or to pieces

Definitions

  1. close, shut; to close; I saw up, or to pieces

Ancestry of “serro”, step by step

serro traces back through two separate lines of ancestry.

via Late Latin sero

StepLanguageWordMeaning
1Late Latinserofasten, bolt; I sow, plant; I beget, bring forth,...
2Latinsēraa bar or bolt for fastening doors
3Latinserōto sow, plant
4Latinsēruslate, too late
5Proto-Italicswerjos
6Proto-Indo-Europeanswer-yo-s
7Proto-Indo-Europeanswer-to ache; to fester; wound; injury

via Latin serra

StepLanguageWordMeaning
1Latinserraa saw; a kind of sawfish; a serrated battle order
2Proto-Italicserzā
3Proto-Indo-Europeansers-eh₂
4Proto-Indo-Europeansers-to cut off
5Proto-Indo-Europeanser-to flow; to guard; to bind, to tie together
Every word from Proto-Indo-European swer-Every word from Proto-Indo-European swer-yo-sEvery word from Proto-Italic swerjos