break out

start abruptly

• “After 1989, peace broke out in the former East Bloc”

begin suddenly and sometimes violently

• “He broke out shouting”

move away or escape suddenly

• “The horses broke from the stable”
• “Three inmates broke jail”
• “Nobody can break out--this prison is high security”

take from stowage in preparation for usage

become raw or open

• “He broke out in hives”
• “My skin breaks out when I eat strawberries”
• “Such boils tend to recrudesce”