Where does “marketese” come from?

marketese (English) comes from English ese, from Mexican Spanish ese, from Latin ipse, from Proto-Italic *e(s)peso — himself, herself, itself.

marketese (English): A choice of words with a promotional tone;...

Definitions

  1. A choice of words with a promotional tone;...

Ancestry of “marketese”, step by step

marketese traces back through two separate lines of ancestry.

via English ese

StepLanguageWordMeaning
1Englishesedude, man
2Mexican SpanisheseThe name of the Latin-script letter S; that;...
3Latinipsehimself, herself, itself, the very, the actual;...
4Proto-Italic*e(s)pesohimself, herself, itself

via English marketing

StepLanguageWordMeaning
1Englishmarketingpresent participle of market; Buying and selling...
Every word from Proto-Italic *e(s)pesoEvery word from Latin ipseEvery word from Mexican Spanish ese
marketese — Etymology, Origin & Word History | Etymology Explorer