11.   Without a strong State, this underclass will erupt into fragmented resistance, indicated in social disorder.

12.   Officials anticipate that rivalry between leaders of the various drug factions could erupt into full scale war.

13.   In Los Angeles, the neighborhood known as Watts erupted into riots.

14.   Then, without warning, she erupts into laughter.

15.   An ethnic conflict that was simmering away in the background finally erupted into civil war.

16.   The house erupted into a fireball.

17.   The country remained in a state of turmoil, with simmering ethnic, religious and personal rivalries threatening to erupt into a fresh war.

18.   They were angry to the point of erupting into riot.

19.   At once the canopy of the wood erupted into screeching birdlife, fleeing from the sudden disturbance below.