Where does “late-night” come from?

late-night (English) comes from English night, from Middle English nyght, from Middle English nighte, from Old English nyht, from Proto-West Germanic naht, from Proto-Germanic nahts, from Proto-Indo-European nókʷts, from Proto-Indo-European negʷ- — bare, naked.

late-night (English): Of, or related to the late night time

Definitions

  1. Of, or related to the late night time

Ancestry of “late-night”, step by step

late-night traces back through two separate lines of ancestry.

via English night

StepLanguageWordMeaning
1EnglishnightThe period between sunset and sunrise, when a...
2Middle EnglishnyghtAlternative form of nighte; Alternative form of...
3Middle Englishnightenight
4Old EnglishnyhtAlternative form of niht
5Proto-West Germanicnahtnight
6Proto-Germanicnahtsnight
7Proto-Indo-Europeannókʷtsnight
8Proto-Indo-Europeannegʷ-bare, naked

via English late

StepLanguageWordMeaning
1EnglishlateNear the end of a period of time; Specifically,...
2Middle EnglishlateManner; behaviour; outward appearance or aspect;...
3Old Englishlateslow(ly)
4Old Englishlætslow; slack, lax, negligent; late
5Proto-Germaniclētazfreeman; bondsman; serf
6Proto-Germaniclētanąto let, to allow; to leave alone
7Proto-Indo-Europeanleh₁d-to be tired
Every word from Proto-Indo-European negʷ-