What is the meaning of "ero" in Japanese?

Thus エロ can be noun and adjective.

Ero is short form of Eros (エロス).

This word appeared late in Japan. It seemed エロスcould only be read in academic writings. People have invented a hybrid adjective Eroi (エロい), denoting erotic. Ir became popular among civil.

Republican Trump is a billionaire, president, won't be held accountable for multiple felonies, and pretty much has whatever he wants. So why is he always whining and crying about stupid, pointless stuff? Is he incapable of happiness?

What is the meaning of "ero" in Japanese?

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