폭발이 · 폭발을
explosion, eruption; outburst
Example
어젯밤 공장에서 큰 폭발이 일어났어요.
A big explosion happened at the factory last night.
Word parts
폭 burst+발 emit
Literally 'bursting out.'
Good to know
Also figurative: 인기 폭발 'explosive popularity', 화가 폭발하다 'to explode with anger'.
Related words