estallar
intransitive verb
1 (reventar) [+pólvora, globo] to explode; [+bomba] to explode; go off; [+volcán] to erupt; [+neumático] to burst; [+vidrio] to shatter; [+látigo] to crack
estallar en llanto to burst into tears; el parabrisas estalló en pedazos the windscreen shattered; hacer estallar to set off; to spark off; start