How to say "prosper" in Japanese

• 栄えるさかえるJLPT N1approx.Common
  ichidan verb, intransitive verbCovers 'prosper' in the sense of flourishing or thriving: a town, business, or family growing prosperous and successful over time, such as a port city that prospered through trade.
  善人ぜんにん必かならずしも栄さかえる者ものでない。↗

  Not all good men will prosper.
• 賑わうにぎわうJLPT N1approx.Common
  godan verb, intransitive verbCovers 'prosper' as doing thriving business: it stresses bustling liveliness — a street or shop busy with people — rather than long-term flourishing; for that general sense 栄える is the better choice.

Use 「栄える」 when 'prosper' means flourishing or thriving — a town, business, or family doing well over time — and 「賑わう」 when it means bustling with lively activity or doing thriving business.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 栄えるさかえるto prosper
• 盛んになるさかんになるto prosper
• 賑あうにぎあうto prosper
• 時めくときめくto be prosperous
• 賑わうにぎわうto prosper
• 盛るさかるto prosper
• 振るうふるうto flourish