Where does “intransitable” come from?

intransitable (Spanish) comes from English in, from Middle English in, from Old English in, from Proto-West Germanic *in.

intransitable (Spanish): impassable

Definitions

  1. impassable

Ancestry of “intransitable”, step by step

intransitable traces back through two separate lines of ancestry.

via English in

StepLanguageWordMeaning
1EnglishinUsed to indicate location, inclusion, or position...
2Middle EnglishinAny kind of accomodation; particularly; A home or...
3Old Englishinin; Alternative form of inn
4Proto-West Germanic*in

via Spanish transitable

StepLanguageWordMeaning
1Spanishtransitablepassable
2Spanish-ableable
3Latin-ābilissuffixed to noun to form adjectives meaning "able to have or bring, prone to have or bring, having the power to have or bring": -able
Every word from Proto-West Germanic *inEvery word from Old English inEvery word from Middle English in
intransitable — Etymology, Origin & Word History | Etymology Explorer