Where does “sleepiphany” come from?

sleepiphany (English) comes from English epiphany, from Old French epyphanie, from Latin epiphanīa, from Ancient Greek ἐπιφάνεια, from Ancient Greek Ἐπιφανής, from Ancient Greek ἐπι-, from Ancient Greek ἐπί, from Ancient Greek Ἡμέρα — to be hot; to burn.

sleepiphany (English): An illuminating realization or discovery revealed in a dream or during sleep

Definitions

  1. An illuminating realization or discovery revealed in a dream or during sleep

Ancestry of “sleepiphany”, step by step

sleepiphany traces back through two separate lines of ancestry.

via English epiphany

StepLanguageWordMeaning
1EnglishepiphanyAn illuminating realization or discovery, often...
2Old FrenchepyphanieEpiphany
3Latinepiphanīa
4Ancient Greekἐπιφάνειαappearance, manifestation; visible portion,...
5Ancient GreekἘπιφανήςappearing, coming to light
6Ancient Greekἐπι-on, upon, on top of, all over, covering; on,...
7Ancient Greekἐπίas well, besides; For usage in composition, see...
8Ancient GreekἩμέρα
9Ancient Greekἦμαρday; by day; midday
10Proto-Hellenicā́mərday
11Proto-Indo-Europeanh₂eh₃mr̥heat
12Proto-Indo-Europeanh₂eh₃-to be hot; to burn

via English sleep

StepLanguageWordMeaning
1EnglishsleepTo rest in a state of reduced consciousness; To...
2Middle Englishslepento sleep; to become asleep, to cause to sleep; to...
3Old Englishslǣpan
4Proto-West Germanicslāpanto sleep
5Proto-Germanicslēpanąto sleep
6Proto-Indo-Europeanslab-to be weak, be languid; be weak, limp, languid
Every word from Proto-Indo-European h₂eh₃-
sleepiphany — Etymology, Origin & Word History | Etymology Explorer