Where does “faille” come from?

faille (French) comes from French faillir, from Middle French faillir, from Old French falir, from Vulgar Latin fallire, from Latin fallō, from Proto-Indo-European ǵʰwel- — to bend; to lie, deceive.

faille (French): fault; flaw; third-person singular present...

Definitions

  1. fault; flaw; third-person singular present...

Ancestry of “faille”, step by step

faille traces back through 3 separate lines of ancestry.

via French faillir

StepLanguageWordMeaning
1Frenchfaillirto almost do something; to fail; to go bankrupt
2Middle Frenchfaillirto fail
3Old Frenchfalirto fail; to err; to make a mistake
4Vulgar Latinfallire—
5Latinfallōto deceive, beguile, trick, cheat, delude, ensnare, disappoint
6Proto-Indo-Europeanǵʰwel-to bend; to lie, deceive

via Old French faille

StepLanguageWordMeaning
1Old Frenchfaillefailure
2Vulgar Latinfallitashortcoming
3Latinfalsusdeceived, tricked, cheated, disappointed, having...

via Vulgar Latin fallia

StepLanguageWordMeaning
1Vulgar Latinfalliadefect
2Latinfallēre—

Words derived from “faille”

Every word from Proto-Indo-European ǵʰwel- →Every word from Latin fallō →Every word from Vulgar Latin fallire →