Where does “latter-day” come from?

latter-day (English) comes from English latter, from Old English lætra, from Old English læt, from Proto-Germanic lētaz, from Proto-Germanic lētaną, from Proto-Indo-European leh₁d- — to be tired.

latter-day (English): Modern, recent

Definitions

  1. Modern, recent

Ancestry of “latter-day”, step by step

latter-day traces back through two separate lines of ancestry.

via English latter

StepLanguageWordMeaning
1EnglishlatterRelating to or being the second of two items;...
2Old Englishlætra
3Old Englishlætslow; slack, lax, negligent; late
4Proto-Germaniclētazfreeman; bondsman; serf
5Proto-Germaniclētanąto let, to allow; to leave alone
6Proto-Indo-Europeanleh₁d-to be tired

via English Day

StepLanguageWordMeaning
1EnglishDayderived from a medieval diminutive of David
2Middle Englishdayday; daylight, sunlight; epoch, age, period
3Old Englishdæġday, daytime
4Proto-West Germanicdagday
5Proto-Germanicdagazday; name of the D-rune
6Proto-Indo-Europeandʰegʷʰ-to burn; warm, hot
Every word from Proto-Indo-European leh₁d-Every word from Proto-Germanic lētanąEvery word from Proto-Germanic lētaz