Etymology Explorer › English

Where does “fail” come from?

Fail comes from Middle English failen, from Anglo-Norman faillir, from Vulgar Latin fallire, from Latin fallo, ultimately from Proto-Italic falsō.

fail (English): To be unsuccessful; Not to achieve a particular...

Definitions

  1. To be unsuccessful; Not to achieve a particular...

Ancestry of “fail”, step by step

StepLanguageWordMeaning
1Middle Englishfailen—
2Anglo-Normanfailliralternative infinitive of falir; to fail, err
3Vulgar Latinfallire—
4Latinfallō—
5Proto-Indo-Europeanǵʰwel-to bend; to lie, deceive

Words derived from “fail”

  • failing
  • unfailing
  • failover
  • unfailingly
  • faileth
  • failback
  • failest
  • nonfailing
  • failingly
  • failer
  • failable
  • failproof
  • unfailingness
  • unfailable
  • fail-deadly
  • failcascade
Every word from Proto-Indo-European ǵʰwel- →