adjective
prosperous
PRAH-spuh-rus/ˈprɑːspərəs/
Successful and doing well financially.
The prosperous plant-shop owner smiles as a customer buys a plant.

Etymology
The inherited idea was being favorable or tending to bring success. English shifted from describing what promotes success to describing someone or something already flourishing, including being financially well-off.
In context
I gazed upon my son, a successful individual who had dedicated his life to establishing a more prosperous existence, and I recognized the young boy who had once pledged to provide for me when he reached adulthood.
More examples
- Her small bakery grows into a prosperous business.
- The town becomes more prosperous as local companies add jobs.
- They come from a prosperous family but live modestly.
Forms
prosperous
prosper verb — To succeed and do well financially.
prosperity noun — The state of doing well financially.