Intermediate (B1)
IPA: //ˈprɒspərəs//
KK: /ˈprɑːspərəs/
Definition
Having success and wealth; doing well in life or business.
Example
The town became prosperous after the new factory opened.
Conversation

Have you seen how prosperous the new bakery is doing lately?

Yeah, I heard they have a line out the door every morning!

It's amazing to see a small business become so prosperous in our neighborhood.

Absolutely! It really shows how much support local shops can get.
Synonyms & Antonyms
Synonyms
flourishing
thriving
wealthy
Root Explanation
Prosperous is formed from "pro-" (meaning for or in favor of) and "sperare" (meaning to hope). The word describes a state of being in favor of hope, leading to success and wealth.
Memory Tip
Think of being 'in favor of hope' — 'pro-' means for, and 'sperare' means to hope, which helps you remember that prosperous means successful and thriving.
Visually Confused Words
unprosperous
pterospermous
unprosperously
overprosperous
roseous
protopterous
preposterous
polyspermous