Where does “blackjack” come from?

blackjack (English) comes from English black, from Middle English blake, from Old English blāc, from Old English -ian, from Old English -ōjan, from Proto-West Germanic -ōn, from Proto-Germanic -ōną, from Proto-Indo-European -eh₂yéti — he, she.

blackjack (English): A common gambling card game in casinos, where the...

Definitions

  1. A common gambling card game in casinos, where the...

Ancestry of “blackjack”, step by step

blackjack traces back through two separate lines of ancestry.

via English black

StepLanguageWordMeaning
1EnglishblackAbsorbing all light and reflecting none; dark and...
2Middle EnglishblakeAlternative form of blak
3Old Englishblācshining, white, pale; bleak, pale, pallid, wan,...
4Old English-ianForms verbs from nouns and adjectives
5Old English-ōjan—
6Proto-West Germanic-ōnCreates denominative verbs from nouns; Creates...
7Proto-Germanic-ōnąCreates denominative verbs from nouns; Creates...
8Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
9Proto-Indo-European-yétiCreates intransitive, often deponent,...
10Proto-Indo-Europeanyé-—
11Chichewaiyehe, she

via English jack

StepLanguageWordMeaning
1EnglishjackA coarse mediaeval coat of defence, especially...
2Anglo-Normanjacke—
3Middle Frenchjaque—
4Middle Frenchjacques—
5Frenchjacquesplural of jacque; a stupid person; a jemmy or...
6LatinIacobusJacob; James; Saint James
7Ancient GreekἸάκωβος—
8Ancient GreekἸακώβJacob
9HebrewיַעֲקֹבJacob
10Hebrewעָקֵבheel of the foot; heel
Every word from Chichewa iye →Every word from Proto-Indo-European -yéti →Every word from Proto-Germanic -ōną →