What are the opposite words for underdevelopments?

The word "underdevelopments" refers to places, regions, or countries that are not well developed in terms of infrastructure, economy, education, and other essential components required for progress. The antonyms for underdevelopments are developed, advanced, progressive, prosperous, and flourishing. Developed countries refer to nations that have significant economic growth, high literacy, advanced infrastructure, and improved living standards. Advanced countries have better technologies, sophisticated industries, and modernized agricultural practices to improve their productivity. Prosperous countries have successful businesses, low unemployment rates, better education, and improved healthcare facilities. On the other hand, flourishing countries depict a growing economy, population, and quality of life. Using the synonyms of underdevelopment shows the distinct differences between developed and underdeveloped countries.

Antonym of the day

getting way
approve, begin, go.