Where does “nightlife” come from?

nightlife (English) comes from English life, from Middle English lyf, from Old English līf, from Proto-West Germanic līb, from Proto-Germanic lībą, from Proto-Germanic lībaną, from Proto-Indo-European leyp-, from Proto-Indo-European lēy- — to leave, let; to want, desire; to let; leave...

nightlife (English): Nocturnal activities, especially visiting...

Definitions

  1. Nocturnal activities, especially visiting...

Ancestry of “nightlife”, step by step

nightlife traces back through two separate lines of ancestry.

via English life

StepLanguageWordMeaning
1EnglishlifeThe state of organisms preceding their death,...
2Middle Englishlyflife
3Old Englishlīflife, existence; life-time
4Proto-West Germaniclībbody; life
5Proto-Germaniclībąbody; life
6Proto-Germaniclībanąto remain, to be left
7Proto-Indo-Europeanleyp-to stick; fat or sticky substance
8Proto-Indo-Europeanlēy-to leave, let; to want, desire; to let; leave...

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

Words derived from “nightlife”

Every word from Proto-Indo-European lēy- →Every word from Proto-Indo-European leyp- →Every word from Proto-Germanic lībaną →