Explosion and Upsurge

Explosion noun - The act or an instance of exploding.

Upsurge and explosion are semantically related. in outbreak topic. In some cases you can use "Upsurge" instead a noun "Explosion".

Nearby Words: explode, explosive, exploded, exploding, explosively

Upsurge noun - A sudden or abrupt strong increase.

Explosion and upsurge are semantically related. Sometimes you can use "Explosion" instead a noun "Upsurge".

Nearby Word: upsurging