
Pullulate
Rapid Growth
Pullulate emphasizes speed and abundance in the increase of something.

After the rainfall, mushrooms began to pullulate in the forest.
Figurative Use
Often used figuratively to describe the rapid spread of intangible things.

Conspiracy theories began to pullulate online after the incident.
Negative or Neutral
Can have a neutral or slightly negative connotation, suggesting overwhelming numbers.

During the crisis, complaints began to pullulate at the customer service desk.
Compare with
AboundBurgeonFlourishMultiplyProliferateSwarmTeemThrive
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