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"Paz" is a form of "paz", a noun which is often translated as "peace". "Prosperidad" is a noun which is often translated as "prosperity". Learn more about the difference between "prosperidad" and "paz" below.
la prosperidad()
A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
a. prosperity
La prosperidad de la ciudad se debe a los pequeños empresarios.The city's prosperity is due to small business owners.
a. success
Me llamaron mis abuelos para desearme un feliz cumpleaños y mucha prosperidad.My grandparents called to wish me a happy birthday and much success.
b. prosperity
"Felicidad y prosperidad" dice el adorno de la ventana."Happiness and prosperity" reads the window dressing.
la paz()
A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
a. peace
Europa disfrutaba de un periodo de paz y prosperidad en 1914.Europe was enjoying a period of peace and prosperity in 1914.