繁栄【はんえい】
prosperity, thriving, flourishing
頻繁【ひんぱん】
frequent, incessant
繁殖【はんしょく】
breeding, propagation, reproduction, multiplication, increase
繁華街【はんかがい】
business district, shopping district, bustling street, shopping centre, shopping center, downtown
繁盛【はんじょう】
prosperity, flourishing, thriving
繁茂【はんも】
luxuriant growth, rankness (of weeds)