blossom

Noun

• the period of greatest prosperity or productivity

• reproductive organ of angiosperm plants especially one having showy or colorful parts

Verb

• develop or come to a promising stage
  • Youth blossomed into maturity
    

• produce or yield flowers
  • The cherry tree bloomed
    

Related words

• Synonyms: 
  flower , prime , peak , heyday , bloom , efflorescence , flush , blossom out , blossom forth , unfold