"erupting" in the verb sense
1. erupt, break out
start abruptly
"After 1989, peace broke out in the former East Bloc"
2. erupt, irrupt, flare up, flare, break open, burst out
erupt or intensify suddenly
"Unrest erupted in the country"
"Tempers flared at the meeting"
"The crowd irrupted into a burst of patriotism"
3. erupt, ignite, catch fire, take fire, combust, conflagrate
start to burn or burst into flames
"Marsh gases ignited suddenly"
"The oily rags combusted spontaneously"
4. erupt, come out, break through, push through
break out
"The tooth erupted and had to be extracted"
5. erupt, belch, extravasate
become active and spew forth lava and rocks
"Vesuvius erupts once in a while"
6. break, burst, erupt
force out or release suddenly and often violently something pent up
"break into tears"
"erupt in anger"
7. erupt
appear on the skin
"A rash erupted on her arms after she had touched the exotic plant"
8. erupt, recrudesce, break out
become raw or open
"He broke out in hives"
"My skin breaks out when I eat strawberries"
"Such boils tend to recrudesce"
Source: WordNet® (An amazing lexical database of English)
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