Prosperous people, places, and economies are rich and successful. (FORMAL)
...the youngest son of a relatively ~ British family...
= wealthy
ADJ
Prosperous people, places, and economies are rich and successful. (FORMAL)
...the youngest son of a relatively ~ British family...
= wealthy
ADJ
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012