Where does “nonshallow” come from?

nonshallow (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.

nonshallow (English): Not shallow

Definitions

  1. Not shallow

Ancestry of “nonshallow”, step by step

nonshallow 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 shallow

StepLanguageWordMeaning
1EnglishshallowHaving little depth; significantly less deep than...
2Middle Englishschalowenot deep, shallow
3Proto-Germanic*skal-testicle
4Proto-Indo-European(s)kelh₁-to parch, wither
Every word from Proto-Indo-European óynos