burst forth

Verb

• come into or as if into flower
  • These manifestations effloresced in the past
    

• be unleashed; emerge with violence or noise
  • His anger exploded
    

• jump out from a hiding place and surprise (someone)
  • The attackers leapt out from the bushes
    

Related words

• Synonyms: 
  effloresce , explode , break loose , leap out , rush out , sally out