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