efflorescence

Noun

• a powdery deposit on a surface

• the time and process of budding and unfolding of blossoms

• any red eruption of the skin

• the period of greatest prosperity or productivity

Related words

• Synonyms: 
  bloom , blossoming , flowering , florescence , inflorescence , anthesis , rash , roseola , skin rash , flower , prime , peak , heyday , blossom , flush