This is the 3511th most frequent Japanese word.
繁栄
Prosperity; flourishing.
Refers to the material and social prosperity this city reached.
この都市は長年の努力により繁栄を遂げました。
This city achieved prosperity through years of effort.
Implies the flourishing or successful state of a family unit.
家族の繁栄は、信頼と協力によって築かれます。
Family prosperity is built on trust and cooperation.
Refers to the general goal of achieving a successful and thriving state.