become active and spew forth lava and rocks; "Vesuvius erupts once in a while" 同义词:belch, extravasate
erupt or intensify suddenly; "Unrest erupted in the country"; "Tempers flared at the meeting"; "The crowd irrupted into a burst of patriotism" 同义词:irrupt, flare up, flare, break open, burst out
become raw or open; "He broke out in hives"; "My skin breaks out when I eat strawberries"; "Such boils tend to recrudesce" 同义词:recrudesce, break out
start abruptly; "After 1989, peace broke out in the former East Bloc" 同义词:break out
appear on the skin; "A rash erupted on her arms after she had touched the exotic plant"