Where does “foil” come from?

Foil comes from Old French fueille, from Latin folium meaning "leaf," ultimately from Proto-Indo-European bʰel-.

foil (English): A very thin sheet of metal; Thin...

Definitions

  1. A very thin sheet of metal; Thin...

Ancestry of “foil”, step by step

foil traces back through two separate lines of ancestry.

via Middle English foil

StepLanguageWordMeaning
1Middle Englishfoil
2Old Frenchfueilleleaf
3Late Latinfolianominative plural of folium; accusative plural of...
4Latinfoliuma leaf; a petal; a sheet or leaf of paper
5Proto-Italic*foljom
6Proto-Indo-Europeanbʰolh₃yomleaf
7Proto-Indo-Europeanbʰleh₃-bloom, flower
8Proto-Indo-Europeanbʰel-to sound; to speak, roar, bark; shiny, white; to...
9Proto-Indo-Europeanbʰōl-

via Middle English foille

StepLanguageWordMeaning
1Middle Englishfoille

Words derived from “foil

Every word from Proto-Indo-European bʰōl-
foil — Etymology, Origin & Word History | Etymology Explorer