Where does “nontraversable” come from?

nontraversable (English) comes from English traversable, from English traverse, from Middle English traversen, from Old French traverser, from Latin trāns, from Latin Padus, from Lepontic Bodincus, from Proto-Indo-European bʰudʰmḗn — smoke; mist, haze.

nontraversable (English): Not traversable

Definitions

  1. Not traversable

Ancestry of “nontraversable”, step by step

nontraversable traces back through two separate lines of ancestry.

via English traversable

StepLanguageWordMeaning
1EnglishtraversableAble to be traversed; Deniable; liable to legal...
2EnglishtraverseA route used in mountaineering, specifically rock...
3Middle Englishtraversen
4Old Frenchtraverserto traverse; to cross; to go across
5Latintrānsacross, beyond
6LatinPadusthe River Po
7LeponticBodincus
8Proto-Indo-Europeanbʰudʰmḗnbottom
9Proto-Indo-Europeandʰewbʰ-deep
10Proto-Indo-Europeandʰewh₂-smoke; mist, haze

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
Every word from Proto-Indo-European dʰewh₂-