Where does “nonexistential” come from?

nonexistential (English) comes from English non, from French non, from Old French non, from Latin nōn, from Old Latin noenum, from Proto-Indo-European óynos — one; single.

nonexistential (English): Not existential

Definitions

  1. Not existential

Ancestry of “nonexistential”, step by step

nonexistential traces back through two separate lines of ancestry.

via English non

StepLanguageWordMeaning
1EnglishnonObsolete form of none
2Frenchnonno; not; a no, a negative response
3Old Frenchnonno; not; Alternative form of nom
4Latinnōnnot
5Old Latinnoenum
6Proto-Indo-Europeanóynosone; single

via English existential

StepLanguageWordMeaning
1EnglishexistentialOf, or relating to existence; Concerning the very...
2Frenchexistentielexistential
3Late Latinexsistentialis
Every word from Proto-Indo-European óynosEvery word from Old Latin noenumEvery word from Latin nōn