Where does “iersera” come from?

iersera (Italian) comes from Italian sera, from Late Latin sera, 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.

iersera (Italian): yesterday evening, last night

Definitions

  1. yesterday evening, last night

Ancestry of “iersera”, step by step

iersera traces back through two separate lines of ancestry.

via Italian sera

StepLanguageWordMeaning
1Italianseraevening
2Late Latinseraa bar or bolt for fastening doors; nominative...
3Latinsēraa bar or bolt for fastening doors
4Latinserōto sow, plant
5Latinsēruslate, too late
6Proto-Italicswerjos
7Proto-Indo-Europeanswer-yo-s
8Proto-Indo-Europeanswer-to ache; to fester; wound; injury

via Italian ieri

StepLanguageWordMeaning
1Italianieriyesterday
2Latinherīyesterday
3Latinhereyesterday; second-person singular present active...
4Proto-Italichezī
5Proto-Indo-Europeandʰǵʰyésiyesterday
6Proto-Indo-Europeandʰǵʰyes-yesterday, the day before
7Proto-Indo-Europeandʰeǵʰ-day
Every word from Proto-Indo-European swer-Every word from Proto-Indo-European swer-yo-sEvery word from Proto-Italic swerjos
iersera — Etymology, Origin & Word History | Etymology Explorer