Where does “flapjack” come from?

flapjack (English) comes from English Jack, from Middle English jakke, from Anglo-Norman jacke, from Middle French jaque, from Middle French jacques, from French jacques, from Latin Iacobus, from Ancient Greek Ἰάκωβος — heel of the foot; heel.

flapjack (English): A pancake; A bar made of rolled oats, butter,...

Definitions

  1. A pancake; A bar made of rolled oats, butter,...

Ancestry of “flapjack”, step by step

flapjack traces back through two separate lines of ancestry.

via English Jack

StepLanguageWordMeaning
1EnglishJackA placeholder or conventional name for any man,...
2Middle EnglishjakkeA padded coat, especially as light armour
3Anglo-Normanjacke
4Middle Frenchjaque
5Middle Frenchjacques
6Frenchjacquesplural of jacque; a stupid person; a jemmy or...
7LatinIacobusJacob; James; Saint James
8Ancient GreekἸάκωβος
9Ancient GreekἸακώβJacob
10HebrewיַעֲקֹבJacob
11Hebrewעָקֵבheel of the foot; heel

via English flap

StepLanguageWordMeaning
1EnglishflapAnything broad and flexible that hangs loose, or...
2Middle Englishflap

Words derived from “flapjack

Every word from Hebrew עָקֵב