Where does “jackassism” come from?

jackassism (English) comes from English jackass, 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 — heel of the foot; heel.

jackassism (English): Foolish behaviour; stupidity

Definitions

  1. Foolish behaviour; stupidity

Ancestry of “jackassism”, step by step

jackassism traces back through two separate lines of ancestry.

via English jackass

StepLanguageWordMeaning
1Englishjackassa male donkey; a foolish or stupid person; an...
2EnglishJackA placeholder or conventional name for any man,...
3Middle EnglishjakkeA padded coat, especially as light armour
4Anglo-Normanjacke
5Middle Frenchjaque
6Middle Frenchjacques
7Frenchjacquesplural of jacque; a stupid person; a jemmy or...
8LatinIacobusJacob; James; Saint James
9Ancient GreekἸάκωβος
10Ancient GreekἸακώβJacob
11HebrewיַעֲקֹבJacob
12Hebrewעָקֵבheel of the foot; heel

via English ism

StepLanguageWordMeaning
1EnglishismAn ideology, system of thought, or practice that...
2English-ismUsed to form nouns of action or process or result...
3Latin-ismus-ism
4Ancient Greek-ισμόςForms abstract nouns
5Ancient Greek-μόςForms abstract nouns
6Proto-Indo-European-mósCreates action/result nouns from verb stems
Every word from Hebrew עָקֵב
jackassism — Etymology, Origin & Word History | Etymology Explorer