swarming

Plural: swarmings

Verb

• be teeming, be abuzz
  • "The garden was swarming with bees"
• move in large numbers
• present participle and gerund of swarm

Noun

• The motion of a swarm.
• A crime where an unsuspecting innocent bystander is attacked by several culprits at once, with no known motive.

Synonyms

pour, pullulate, stream, swarm, teem