Where does “old-time” come from?

old-time (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.

old-time (English): From or reminiscent of an earlier time or era;...

Definitions

  1. From or reminiscent of an earlier time or era;...

Ancestry of “old-time”, step by step

old-time 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 Old

StepLanguageWordMeaning
1EnglishOldOS grid ref SP7873
2Middle Englisholdold; long extant or existent
3Old EnglishaldAlternative form of eald
4Proto-Germanic*ald
5Proto-Germanicaldazold, grown up
6Proto-Indo-Europeanh₂eltós
7Proto-Indo-Europeanh₂él-to grow, nourish

Words derived from “old-time

Every word from Proto-Indo-European dʰewh₂-