Where does “yestertime” come from?

yestertime (English) comes from English Time, from Middle English tyme, from Old French thym, from Latin thymum, from Ancient Greek θύμον, from Ancient Greek θύω, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.

yestertime (English): Time previous to the present; the past; In times...

Definitions

  1. Time previous to the present; the past; In times...

Ancestry of “yestertime”, step by step

yestertime traces back through two separate lines of ancestry.

via English Time

StepLanguageWordMeaning
1EnglishTimeThe inevitable progression into the future with the passing of present and past events
2Middle Englishtymethyme; time; A specific duration or period of...
3Old Frenchthym
4Latinthymumthyme; accusative singular of thymus
5Ancient Greekθύμονthyme
6Ancient GreekθύωI offer in sacrifice, slay, burn, immolate; I...
7Proto-Indo-Europeandʰewh₂-smoke; mist, haze

via English yester

StepLanguageWordMeaning
1EnglishyesterYesterday; Of or pertaining to yesterday
2Middle Englishyester
3Old Englishgeostranyesterday
4Proto-Germanicgistr-yesterday
5Proto-Indo-Europeandʰǵʰyes-yesterday, the day before
6Proto-Indo-Europeandʰeǵʰ-day
Every word from Proto-Indo-European dʰewh₂-