Släkthistoria för Fautley
Fautley Vad efternamn betyder
apparently a nickname from a Middle English adjective *fauteli ‘faulty defective’ formed with the adjective suffix -li added to the noun faute ‘fault lack’ therefore with the same structure as the attested justisli. The name was certainly sometimes taken for faulty the more modern counterpart of this hypothetical word. Compare Fail.
Källa: The Oxford Dictionary of Family Names in Britain and Ireland, 2016
