1. flare-up - Noun
2. flare-up - Verb
A sudden burst of anger or passion; an angry dispute.
Source: Webster's dictionaryflare up
The group started getting bigger and bigger, so Al started replacing Brian on the road, and then finally there was a big flare-up with Dave Marks and he left the group. Bruce Johnston
Unrest erupted in the country Source: Internet
Tempers flared at the meeting Source: Internet
The crowd irrupted into a burst of patriotism Source: Internet
an outburst of heavy rain Source: Internet
a burst of lightning Source: Internet