Where does “unbridgable” come from?

unbridgable (English) comes from English bridgable, from English able, from Middle English able, from Old French able, from Latin habilis, from Latin -ilis, from Proto-Italic -elis, from Proto-Indo-European -elis — Forms agent nouns from verbal roots.

unbridgable (English): Alternative spelling of unbridgeable

Definitions

  1. Alternative spelling of unbridgeable

Ancestry of “unbridgable”, step by step

unbridgable traces back through two separate lines of ancestry.

via English bridgable

StepLanguageWordMeaning
1EnglishbridgableAlternative form of bridgeable
2EnglishableEasy to use; Suitable; competent; Liable to
3Middle Englishablecapable, expert, qualified, skilful, competent
4Old Frenchableable; capable
5Latinhabilisable to have/possess/maintain; having sufficient...
6Latin-ilis-ile
7Proto-Italic-elis
8Proto-Indo-European-elis
9Proto-Indo-European-lósForms agent nouns from verbal roots

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European -lósEvery word from Latin -ilisEvery word from Latin habilis