How to Say "prosperous" in Spanish
The Spanish word for “prosperous” is “exitoso” — A2 level. This is a very common word in everyday Spanish.

Examples
Ella es una abogada muy exitosa en Madrid.
She is a very successful lawyer in Madrid.
El lanzamiento del nuevo producto fue muy exitoso.
The launch of the new product was very successful.
Queremos tener un negocio exitoso.
We want to have a successful business.
Matching Gender and Number
This word changes its ending to match the person or thing you are describing. Use 'exitoso' for one male/masculine thing, 'exitosa' for one female/feminine thing, and add an 's' for plurals (exitosos/exitosas).
Using with 'Ser'
Since success is often seen as a characteristic or a lasting state, we almost always use the verb 'ser' (to be) instead of 'estar'.
The 'Exit' Confusion
Mistake: “Using 'exitoso' to mean someone is near an 'exit' (doorway).”
Correction: The word for a physical 'exit' is 'salida'. 'Exitoso' only refers to achievement and success.
Related Translations
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